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Patent 2948514 Summary

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Claims and Abstract availability

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(12) Patent Application: (11) CA 2948514
(54) English Title: CHAIR SYSTEMS AND METHOD
(54) French Title: SYSTEMES ET METHODE DESTINES A DES CHAISES
Status: Deemed Abandoned and Beyond the Period of Reinstatement - Pending Response to Notice of Disregarded Communication
Bibliographic Data
(51) International Patent Classification (IPC):
  • A47C 4/28 (2006.01)
  • A47C 4/30 (2006.01)
  • A47C 9/10 (2006.01)
  • B64D 11/06 (2006.01)
(72) Inventors :
  • WU, YI YAN (Canada)
(73) Owners :
  • YI YAN WU
(71) Applicants :
  • YI YAN WU (Canada)
(74) Agent: RICHARD D. OKIMAWOKIMAW, RICHARD D.
(74) Associate agent:
(45) Issued:
(22) Filed Date: 2016-11-15
(41) Open to Public Inspection: 2018-05-15
Availability of licence: N/A
Dedicated to the Public: N/A
(25) Language of filing: English

Patent Cooperation Treaty (PCT): No

(30) Application Priority Data: None

Abstracts

English Abstract


A chair system and method; the chair system includes a chair assembly having a
body
including a seat portion, a sheet attachment, a leg-support member, at least
one leg, and a
seat-fastener. The chair assembly is useful for removably coupling to a seat
and supporting a
user in a comfortable position.


Claims

Note: Claims are shown in the official language in which they were submitted.


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CLAIMS
What is claimed is new and desired to be protected by Letters Patent is set
forth in the
appended claims:
1. A chair system, the chair system comprising:
a chair assembly including;
a body having;
a seat portion;
a sheet attachment;
a leg-support member; and
at least one leg;
wherein said chair system comprises said chair assembly;
wherein said chair assembly comprises said body;
wherein said body comprises said leg-support member, said seat portion, said
a sheet attachment, and said seat-fastener in functional combination;
wherein said sheet attachment is coupleable to said seat portion and extends
to
said seat;
wherein said leg-support member comprises at least one leg for supporting a
user;

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wherein said leg-support member is fastened via fasteners to a second-end of
said seat portion;
wherein said chair assembly is fastened to a seat via said seat-fastener; and
wherein said chair assembly is useful for removably coupling to a seat and
supporting a user in a comfortable position.
2. The chair system and method of claim 1, wherein said fasteners comprise
rope.
3. The chair system and method of claim 1, wherein said fasteners comprise
elastic.
4. The chair system and method of claim 1, wherein said leg-support member
is fastened
via said fasteners from said sheet attachment to a second-end of said seat
portion.
5. The chair system and method of claim 1, wherein said leg-support member
comprises
four of said legs.
6. The chair system and method of claim 1, wherein said at least one leg
comprises light-
weight material for portability.
7. The chair system and method of claim 1, wherein said body is flexible.
8. The chair system and method of claim 1, wherein said body comprises
fabric.
9. The chair system and method of claim 1, wherein said leg-support member
is
collapsible for storage.
10. The chair system and method of claim 1, wherein said at least one leg
is adjustable.

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11. The chair system and method of claim 1, wherein said at least on leg
comprises base
members for support against a planar surface.
12. The chair system and method of claim 1, wherein said seat is selected
from a group of
airplane-seats and vehicle-seats.
13. The chair system and method of claim 1, wherein said chair assembly
comprises a
width of said seat.
14. The chair system and method of claim 1, wherein said at least one leg
comprises a
height of said seat to support legs of said user in a laying down position.
15. The chair system and method of claim 1, wherein said seat portion
includes an
inflatable insert for supporting said user and reducing undesired movement
during
use.
16. The chair system and method of claim 1, wherein said sheet attachment
comprises
fastening means for coupling to said seat and supporting said user in a
comfortable
legs-extended-position.
17. A chair system and method, the system comprising:
a chair assembly including;
a body having;
a seat portion;
a sheet attachment;
a leg-support member; and

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at least one leg; and
wherein said chair system comprises said chair assembly;
wherein said chair assembly comprises said body;
wherein said body comprises said leg-support member, said seat portion, and
said sheet attachment in functional combination;
wherein said body is flexible;
wherein said body comprises fabric;
wherein said sheet attachment is coupleable to said seat portion and extends
to
a seat;
wherein said seat portion includes an inflatable insert for supporting said
user
and reducing undesired movement during use;
wherein said leg-support member is fastened via fasteners to a second-end of
said seat portion;
wherein said leg-support member comprises at least one leg for supporting a
user;
wherein said leg-support member is collapsible for storage;
wherein said leg-support member comprises four of said legs;
wherein said at least one leg comprises light-weight material for portability;
wherein said at least one leg is adjustable;

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wherein said at least on leg comprises base members for support against a
planar surface;
wherein said seat-fastener is located at a first-end of said seat portion;
leg-support member is fastened via said fasteners to a second-end of said seat
portion;
wherein said fasteners comprise elastic;
wherein said chair assembly is fastened to a seat via said seat-fastener;
wherein said chair assembly is useful for removably coupling to a seat and
supporting a user in a comfortable position;
wherein said seat is selected from a group of airplane-seats and vehicle-
seats;
wherein said chair assembly comprises a width of said seat;
wherein said at least one leg comprises a height of said seat to support legs
of
said user in a laying down position; and
scat-fastener comprises fastening means for coupling to said scat and
supporting said user in a comfortable legs-extended-position.
18. The system of claim 17, further comprising set of instructions; and
wherein the system is arranged as a kit.
19. A chair system and method, the method comprising the steps of:
placing a comfort sheet attachment on top of a seat; and

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resting legs on a leg-support member
20. The method of claim 19, further comprising the steps of:
attaching said comfort sheet attachment on top of said host seat;
collapsing said at least one leg of a leg-support member for storage; and
storing said chair assembly.

Description

Note: Descriptions are shown in the official language in which they were submitted.


CA 02948514 2016-11-15
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CHAIR SYSTEMS AND METHOD
BACKGROUND OF THE INVENTION
[0001] The following includes information that may be useful in
understanding the
present disclosure. It is not an admission that any of the information
provided herein is prior
art nor material to the presently described or claimed inventions, nor that
any publication or
document that is specifically or implicitly referenced is prior art.
1. FIELD OF THE INVENTION
[0002] The present invention relates generally to the field of chairs and
more specifically
relates to a portable chair system.
2. DESCRIPTION OF RELATED ART
[0003] Travelling has become a very common part of life, whether it is for
work, visiting
friends or family or for a vacation. People often travel for long periods
during which time
they are seated in a chair and are generally sedentary. In particular,
traveling on airplanes
requires a passenger to be seated in a cramped position for many hours.
Travelling in trains,
buses and the like can also see a passenger seated for long periods of time in
awkward and
uncomfortable positions. A suitable solution is desired.
[0004] U.S. Pat. No. 7,954,900 to Totada R. Shantha et al. relates to a leg
supporting
device for use behind a head rest for air and vehicular travel. The described
leg supporting
device for use behind a head rest for air and vehicular travel includes a leg
supporting device
for use behind a head rest for air and vehicular travel having a head rest
support portion that

CA 02948514 2016-11-15
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fits over a head rest of a forwardly positioned seat and supports a back flap
portion that hangs
down behind the forwardly positioned seat. A pair of adjustment straps
adjustably attach to
the back flap portion and supports a foot support portion. A user slips one or
both of their feet
into the foot support portion and then adjusts the adjustment straps to
support their feet at a
desired height and position. The foot support portion handles to carry it. In
use, the leg
supporting device can be folded and placed within the foot support portion and
carried using
the handles until needed. One embodiment includes pockets for holding drinks,
computer,
and other carry-on items. A leg massage unit may be built in for additional
relief.
BRIEF SUMMARY OF THE INVENTION
[0005] In view of the foregoing disadvantages inherent in the known chair
and accessory
art, the present disclosure provides a novel chair system and method. The
general purpose of
the present disclosure, which will be described subsequently in greater
detail, is to provide a
chair system and method.
[0006] A chair system is disclosed herein. The chair system includes a
chair assembly
including a body having a seat portion, a leg-support member, and at least one
leg, and a seat-
fastener.
[0007] According to another embodiment, a chair system is also disclosed
herein. The
chair system and method includes a chair assembly including a body having a
seat portion, a
sheet cover, leg-support member, and at least one leg, and a seat-fastener.
According to this
embodiment, the chair system comprises the chair assembly. The chair assembly
comprises
the body. The body comprises the leg-support member, a sheet cover, the seat
portion, and
the seat-fastener in functional combination. The body is flexible and
comprises fabric for
comfort and support. The fabric is similar to a foldable lawn chair.

CA 02948514 2016-11-15
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[0008] The seat portion may include an inflatable insert for supporting the
user and
reducing undesired movement during use. The inflatable insert is designed to
prevent an
infant or child from rolling off the seat when moving while sleeping. The leg-
support
member is fastened via fasteners to a second-end of the seat portion. The leg-
support member
comprises at least one leg for supporting legs of a user while sitting or
lying down for
extended periods of time. The leg-support member is collapsible for storage.
The legs include
pivoting features to fold in a manner similar to a foldable lawn chair. The
leg-support
member preferably comprises four adjustable legs. The legs may be manufactured
using
light-weight material for portability and durability. The legs may have base
members for
support against a planar surface such as the floor in a plane or vehicle. The
base members
may further include gripping members (means) to reduce undesired movement.
[0009] The scat-fastener is located at a first-end of the removable sheet
portion. The leg-
support member is fastened via the fasteners to a second-end of the seat
portion when the
sheet is attached to the portable chair. The fasteners may comprise elastic or
other suitable
materials. The chair assembly is fastened to a seat via the seat-fastener. The
chair assembly is
useful for removably coupling to a (host) seat and supporting a user in a
comfortable position.
The seat is selected from a group of airplane-seats and vehicle-seats. Other
scats may be
used. The chair assembly comprises about a width of the seat. The at least one
leg comprises
a height of the seat to support legs of the user in a laying down position.
The seat-fastener
comprises fastening means for coupling to the seat and supporting the user in
a comfortable
legs-extended-position.
[00010] According to another embodiment, a chair system and method is also
disclosed
herein. The chair system and method includes step one, placing a seat portion
ontop of a scat,
attaching the comfort sheet attachment on top of the chair to the host seat,
resting legs on leg-

CA 02948514 2016-11-15
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support member, collapsing at least one leg of a leg-support member for
storage, and storing
chair assembly.
[00011] For purposes of summarizing the invention, certain aspects,
advantages, and novel
features of the invention have been described herein. It is to be understood
that not
necessarily all such advantages may be achieved in accordance with any one
particular
embodiment of the invention. Thus, the invention may be embodied or carried
out in a
manner that achieves or optimizes one advantage or group of advantages as
taught herein
without necessarily achieving other advantages as may be taught or suggested
herein. The
features of the invention which are believed to be novel are particularly
pointed out and
distinctly claimed in the concluding portion of the specification. These and
other features,
aspects, and advantages of the present invention will become better understood
with
reference to the following drawings and detailed description.
BRIEF DESCRIPTION OF THE DRAWINGS
[00012] The figures which accompany the written portion of this
specification illustrate
embodiments and methods of use for the present disclosure, a chair system and
method,
constructed and operative according to the teachings of the present
disclosure.
[00013] FIG. 1 is a perspective view of the chair system and method during
an 'in-use'
condition, according to an embodiment of the disclosure.
[00014] FIG. 2 is a perspective view of the chair assembly of FIG. 1,
according to an
embodiment of the present disclosure.

CA 02948514 2016-11-15
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[00015] FIG. 3 is a perspective view of the chair assembly of FIG. 1,
according to an
embodiment of the present disclosure.
[00016] FIG. 4 is a flow diagram illustrating a method of use for the chair
system,
according to an embodiment of the present disclosure.
[00017] The various embodiments of the present invention will hereinafter be
described in
conjunction with the appended drawings, wherein like designations denote like
elements.
DETAILED DESCRIPTION
[00018] As discussed above, embodiments of the present disclosure relate to a
chair
accessory and more particularly to a chair system and method as used to
improve the comfort
and support of legs of a user during extended periods of sitting.
[00019] Generally, chair system and method. The present invention comprises
a leg-
support member having a similar but novel function as to an outdoor folding
chair. The leg-
support member includes pivoting legs that are collapsible for portability and
easy storage.
The device may function as a lie down bed for children when traveling on an
airplane or in a
vehicle for extended periods of time. The height of the chair system matches
the height from
the ground to an air plane seat. Adults may use the device for leg support as
well. The chair
system may further include an additional soft chair top attachment when being
used on an
airplane for children to sleep on. The chair system also reduces the chance of
kids falling
down or off a seat when turning their bodies while resting or sleeping. The
device provides
additional comfort for longer sleeping time.

CA 02948514 2016-11-15
-6-
[00020] Referring
now more specifically to the drawings by numerals of reference, there is
shown in FIGS. 1-3, various views of a chair system and method 100. FIG. 1
shows a chair
system and method during an 'in-use' condition 150, according to an embodiment
of the
present disclosure. Here, the chair system and method 100 may be beneficial
for use by a user
140 to provide comfort and leg support for user 140. As illustrated, the chair
system and
method 100 may include body 114 having seat portion 120, sheet cover 124, leg-
support
member 130; and at least one leg 134, and comfort sheet attachment 160.
[00021] FIG. 2 shows chair system and method 100 of FIG. 1, according to an
embodiment of the present disclosure. As above, the chair system and method
100 may
include body 114 having seat portion 120, sheet cover 124, leg-support member
130, and at
least one leg 134, and comfort sheet attachment 160. Chair system 100
comprises chair
assembly 110. Chair assembly comprises 110 body 114. Body 114 comprises sheet
cover
124, leg-support member 130, seat portion 120, and comfort sheet attachment
160 in
functional combination. Sheet cover 124, is removably coupleable to seat
portion 120 and
extends to seat 10. Shown in FIG. 2 is leg-support member 130 comprising at
least one leg
134 for supporting user 140. Leg-support member 130 is fastened via fasteners
to a second-
end of seat portion 120. Seat-fastener 160 is located on top of seat portion
120. Chair
assembly 110 is fastened to seat 10 of an airplane, a car or other vehicle via
seat-fastener at
the end of comfort sheet attachment 160 if desired. Chair assembly 110 is
useful for
removably coupling to seat 10 and supporting user 140 in a comfortable
position.
[00022] Leg-support member 130 is fastened via the fasteners to a second-end
of seat
portion 120. Fasteners may comprise rope or elastic. Leg-support member 130
may have four
legs comprising light-weight material for portability. Body 114 of chair
system 100 is flexible
and comprises fabric. Leg-support member 130 is collapsible for storage. At
least one leg is

CA 02948514 2016-11-15
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adjustable 134. At least on leg 134 comprises base members for support against
a planar
surface such as a floor of a plane or a car. Seat 10 is selected from a group
of airplane-seats
and vehicle-seats. Chair assembly 110 comprises a width of seat 10. At least
one leg 134
comprises a height of seat 10 to support legs of user 140 in a laying down or
sitting position.
Seat portion 120 includes an inflatable insert for supporting user 140 and
reducing undesired
movement during use. The inflatable insert is designed to reduce the risk of a
child falling
from the chair system while rolling around while sleeping. Seat-fastener
comprises fastening
means for coupling to seat 10 and supporting user 140 in a comfortable legs-
extended-
position. The invention may comprise a frame including pairs of front crossed
legs and rear
crossed legs, and two pairs of side crossed legs, with each pair of crossed
legs being pivotally
connected together where they cross. Base members may be connected to the legs
lower ends.
The legs may be pivotally connected to allow for folding and storing the leg-
support member.
[00023] FIG. 4 is a flow diagram illustrating a method 400 for supporting
legs of a user,
140 according to an embodiment of the present disclosure. In particular, the
method for
supporting legs of a user 140 may include one or more components or features
of the chair
system and method 100 as described above. As illustrated, the method for
supporting legs of
a user 140 may include the steps of: step one 501, placing comfort sheet
attachment 160 on
top of seat 10; step two 502, attaching the comfort sheet attachment 160 on
top of the host
seat 10; step three 503, resting legs on leg-support member 130; step four
504, collapsing at
least one leg 134 of a leg-support member 130 for storage; and step five 505,
storing chair
assembly 110.
[00024] It should be noted that step two 502, steps four 504, and five 505
are optional
steps and may not be implemented in all cases. Optional steps of method of use
500 are
illustrated using dotted lines in FIG. 4 so as to distinguish them from the
other steps of

CA 02948514 2016-11-15
-8-
method of use 500. It should also be noted that the steps described in the
method of use can
be carried out in many different orders according to user preference. The use
of "step of"
should not be interpreted as "step for", in the claims herein and is not
intended to invoke the
provisions of 35 U.S.C. 112(0. It should also be noted that, under
appropriate
circumstances, considering such issues as design preference, user preferences,
marketing
preferences, cost, structural requirements, available materials, technological
advances, etc.,
other methods for supporting a user 140 while sitting for extended periods of
time (e.g.,
different step orders within above-mentioned list, elimination or addition of
certain steps,
including or excluding certain maintenance steps, etc.), are taught herein.
[00025] The embodiments of the invention described herein are exemplary and
numerous
modifications, variations and rearrangements can be readily envisioned to
achieve
substantially equivalent results, all of which are intended to be embraced
within the spirit and
scope of the invention. Further, the purpose of the foregoing abstract is to
enable the U.S.
Patent and Trademark Office and the public generally, and especially the
scientist, engineers
and practitioners in the art who are not familiar with patent or legal terms
or phraseology, to
determine quickly from a cursory inspection the nature and essence of the
technical
disclosure of the application.

Representative Drawing
A single figure which represents the drawing illustrating the invention.
Administrative Status

2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.

Please note that "Inactive:" events refers to events no longer in use in our new back-office solution.

For a clearer understanding of the status of the application/patent presented on this page, the site Disclaimer , as well as the definitions for Patent , Event History , Maintenance Fee  and Payment History  should be consulted.

Event History

Description Date
Application Not Reinstated by Deadline 2021-08-31
Time Limit for Reversal Expired 2021-08-31
Inactive: COVID 19 Update DDT19/20 Reinstatement Period End Date 2021-03-13
Letter Sent 2020-11-16
Deemed Abandoned - Failure to Respond to Maintenance Fee Notice 2020-08-31
Inactive: COVID 19 - Deadline extended 2020-08-19
Inactive: COVID 19 - Deadline extended 2020-08-06
Inactive: COVID 19 - Deadline extended 2020-07-16
Inactive: COVID 19 - Deadline extended 2020-07-02
Inactive: COVID 19 - Deadline extended 2020-06-10
Inactive: COVID 19 - Deadline extended 2020-05-28
Inactive: COVID 19 - Deadline extended 2020-05-14
Inactive: COVID 19 - Deadline extended 2020-04-28
Letter Sent 2019-11-15
Common Representative Appointed 2019-10-30
Common Representative Appointed 2019-10-30
Application Published (Open to Public Inspection) 2018-05-15
Inactive: Cover page published 2018-05-14
Inactive: IPC assigned 2016-11-23
Inactive: IPC assigned 2016-11-23
Inactive: Filing certificate - No RFE (bilingual) 2016-11-23
Inactive: First IPC assigned 2016-11-23
Inactive: IPC assigned 2016-11-23
Inactive: IPC assigned 2016-11-23
Application Received - Regular National 2016-11-17
Small Entity Declaration Determined Compliant 2016-11-15

Abandonment History

Abandonment Date Reason Reinstatement Date
2020-08-31

Maintenance Fee

The last payment was received on 2018-11-14

Note : If the full payment has not been received on or before the date indicated, a further fee may be required which may be one of the following

  • the reinstatement fee;
  • the late payment fee; or
  • additional fee to reverse deemed expiry.

Patent fees are adjusted on the 1st of January every year. The amounts above are the current amounts if received by December 31 of the current year.
Please refer to the CIPO Patent Fees web page to see all current fee amounts.

Fee History

Fee Type Anniversary Year Due Date Paid Date
Application fee - small 2016-11-15
MF (application, 2nd anniv.) - small 02 2018-11-15 2018-11-14
Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
YI YAN WU
Past Owners on Record
None
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
Documents

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Document
Description 
Date
(yyyy-mm-dd) 
Number of pages   Size of Image (KB) 
Cover Page 2018-04-09 1 33
Representative drawing 2018-04-09 1 11
Description 2016-11-14 8 289
Claims 2016-11-14 6 112
Abstract 2016-11-14 1 9
Drawings 2016-11-14 4 76
Filing Certificate 2016-11-22 1 201
Reminder of maintenance fee due 2018-07-16 1 113
Commissioner's Notice - Maintenance Fee for a Patent Application Not Paid 2019-12-26 1 533
Courtesy - Abandonment Letter (Maintenance Fee) 2020-09-20 1 552
Commissioner's Notice - Maintenance Fee for a Patent Application Not Paid 2020-12-28 1 536
Maintenance fee payment 2018-11-13 1 24
New application 2016-11-14 3 77