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(12) Patent: | (11) CA 2271931 |
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(54) English Title: | CONVEYOR APPARATUS |
(54) French Title: | DISPOSITIF TRANSPORTEUR |
Status: | Term Expired - Post Grant Beyond Limit |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | BROUILLETTE LEGAL INC. |
(74) Associate agent: | |
(45) Issued: | 1999-12-28 |
(86) PCT Filing Date: | 1998-03-13 |
(87) Open to Public Inspection: | 1998-09-17 |
Examination requested: | 1999-05-14 |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | Yes |
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(86) PCT Filing Number: | 2271931/ |
(87) International Publication Number: | CA1998000217 |
(85) National Entry: | 1999-05-14 |
(30) Application Priority Data: | ||||||
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Device for moving products from a receiving location (22) to delivery location
(18) which comprises a frame (10), two sets of stairs (30, 32, 34, 36, 38, 40,
42) mounted on rectilinear, inclined slide bearings (64, 66) within the frame,
a drive mechanism comprising a rocker assembly (76) connected to both sets of
stairs to reciprocate the stairs upwardly and downwardly on bearings, one set
of stairs moving upwardly as the other moves downwardly.
Un dispositif, destiné à déplacer des objets depuis un emplacement de réception (22) jusqu'à un emplacement de distribution (18), comprend un châssis (10); deux séries d'escaliers (30, 32, 34, 36, 38, 40, 42) montés sur des paliers coulissants (64, 66) inclinés rectilignes, disposés à l'intérieur du châssis; et un mécanisme d'entraînement qui comporte un ensemble bras oscillant (76) relié aux deux ensembles d'escaliers et qui imprime à ces derniers des mouvements alternatifs vers le haut et vers le bas sur les paliers, de façon qu'une série d'escaliers monte quand l'autre descend.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
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.
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Description | Date |
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Inactive: Expired (new Act pat) | 2018-03-13 |
Letter Sent | 2018-01-11 |
Inactive: Single transfer | 2017-12-29 |
Letter Sent | 2017-12-14 |
Inactive: Multiple transfers | 2017-12-01 |
Inactive: Correspondence - Transfer | 2012-10-25 |
Letter Sent | 2012-08-14 |
Inactive: Correspondence - Transfer | 2012-08-01 |
Inactive: Office letter | 2012-07-25 |
Inactive: Single transfer | 2012-07-04 |
Letter Sent | 2006-07-26 |
Letter Sent | 2006-07-26 |
Letter Sent | 2006-07-26 |
Letter Sent | 2006-07-26 |
Letter Sent | 2006-07-26 |
Letter Sent | 2006-05-03 |
Letter Sent | 2006-03-29 |
Inactive: Multiple transfers | 2006-02-23 |
Letter Sent | 2006-02-15 |
Inactive: Single transfer | 2006-01-27 |
Revocation of Agent Requirements Determined Compliant | 2005-04-11 |
Inactive: Office letter | 2005-04-11 |
Inactive: Office letter | 2005-04-11 |
Appointment of Agent Requirements Determined Compliant | 2005-04-11 |
Revocation of Agent Request | 2005-03-15 |
Appointment of Agent Request | 2005-03-15 |
Inactive: Office letter | 2005-03-09 |
Inactive: Office letter | 2005-03-09 |
Revocation of Agent Requirements Determined Compliant | 2005-03-02 |
Inactive: Office letter | 2005-03-02 |
Inactive: Office letter | 2005-03-02 |
Appointment of Agent Requirements Determined Compliant | 2005-03-02 |
Letter Sent | 2004-04-02 |
Inactive: Multiple transfers | 2004-01-23 |
Letter Sent | 2003-12-01 |
Letter Sent | 2003-12-01 |
Inactive: Correspondence - Transfer | 2003-09-29 |
Inactive: Office letter | 2003-09-05 |
Inactive: Multiple transfers | 2003-07-16 |
Inactive: Office letter | 2003-02-24 |
Appointment of Agent Requirements Determined Compliant | 2002-05-06 |
Inactive: Office letter | 2002-05-06 |
Inactive: Office letter | 2002-05-06 |
Revocation of Agent Requirements Determined Compliant | 2002-05-06 |
Appointment of Agent Request | 2002-03-19 |
Revocation of Agent Request | 2002-03-19 |
Letter Sent | 2002-01-03 |
Inactive: Multiple transfers | 2001-11-21 |
Change of Address Requirements Determined Compliant | 2001-03-21 |
Inactive: Cover page published | 1999-12-30 |
Grant by Issuance | 1999-12-28 |
Inactive: Final fee received | 1999-10-08 |
Pre-grant | 1999-10-08 |
Inactive: Received pages at allowance | 1999-10-08 |
Notice of Allowance is Issued | 1999-09-13 |
Letter Sent | 1999-09-13 |
4 | 1999-09-13 |
Notice of Allowance is Issued | 1999-09-13 |
Inactive: Approved for allowance (AFA) | 1999-08-17 |
Letter Sent | 1999-08-05 |
Letter Sent | 1999-08-05 |
Inactive: Cover page published | 1999-08-05 |
Advanced Examination Determined Compliant - paragraph 84(1)(a) of the Patent Rules | 1999-07-15 |
Letter sent | 1999-07-15 |
Inactive: Single transfer | 1999-07-09 |
Inactive: IPC assigned | 1999-07-08 |
Inactive: First IPC assigned | 1999-07-08 |
Inactive: Courtesy letter - Evidence | 1999-06-22 |
Inactive: Acknowledgment of national entry - RFE | 1999-06-17 |
Inactive: Inventor deleted | 1999-06-15 |
Application Received - PCT | 1999-06-14 |
All Requirements for Examination Determined Compliant | 1999-05-14 |
Request for Examination Requirements Determined Compliant | 1999-05-14 |
Inactive: Advanced examination (SO) fee processed | 1999-05-14 |
Application Published (Open to Public Inspection) | 1998-09-17 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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MAXI-TOUR INC. |
BID GROUP TECHNOLOGIES LTD. |
Past Owners on Record |
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JACQUES DUSSAULT |