Language selection

/ Gouvernement du Canada
Search

Patent 22333 Summary

Third-party information liability

Some of the information on this Web page has been provided by external sources. The Government of Canada is not responsible for the accuracy, reliability or currency of the information supplied by external sources. Users wishing to rely upon this information should consult directly with the source of the information. Content provided by external sources is not subject to official languages, privacy and accessibility requirements.

Claims and Abstract availability

Any discrepancies in the text and image of the Claims and Abstract are due to differing posting times. Text of the Claims and Abstract are posted:

  • At the time the application is open to public inspection;
  • At the time of issue of the patent (grant).
(12) Patent: (11) CA 22333
(21) Application Number: 22333
(54) English Title: OIL LAMP BURNER
(54) French Title: BECS DE LAMPES
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • DUFFIELD, WILLIAM (Canada)
(73) Owners :
  • WILLIAM DUFFIELD
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1885-09-01
(22) Filed Date:
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

Sorry, the abstracts for patent document number 22333 were not found.

Claims

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

Claim 1st The chimney holder A having an upper rim E projecting internally so as to leave a recess A all around and between inner walls of said chimet holder and chimnet to allow a current of warm air enveloping base of chimney before passing up to outside of flame, substantially as shown and specified. 2nd. The chimney holder A, provided in its centre with an open tapered wick-holder B and intervening solid plate B furnished with studs or cleats D for chimney to rest upon so as to allow of the passage of the warm air up into chimney and feeding the outside of flame thereby, substantially as shown and specified 3rd The lever bar J and rods K, L I, in combination with the collar G for regulating height of lamp wicks substantially as shown and specified. 4th The outer flat ring H,in combination with lifting ring G for the purpose of confining and raising a pair of wicks I,I substantially as shown and specified. 5th. The top flared button N in combination with the tapered perforated air-distributor M substantially as shown and specified. 6th. In combination with the heretofore described listing devioe, consisting of collar G, outer ring H lever J and tube F. of a pair of broad flat wicks, confined at the point of ignition and open beneath to allow of the free passage of air to the centre of the flame, substantially as shown and specified.
Description

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

Sorry, the description for patent document number 22333 was not found. Text is not available for all patent documents. The current dates of coverage are on the Currency of Information  page

Representative Drawing

Sorry, the representative drawing for patent document number 22333 was not found.

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
Inactive: Expired (old Act Patent) latest possible expiry date 1903-09-01
Grant by Issuance 1885-09-01

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
WILLIAM DUFFIELD
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

To view selected files, please enter reCAPTCHA code :



Sorry, no documents were found