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Patent 289957 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 289957
(21) Application Number: 289957
(54) English Title: FURNACE AND HEATER
(54) French Title: FOURNAISE ET CHAUFFEUR
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC):
  • B22D 18/04 (2006.01)
  • B22D 41/015 (2006.01)
  • B22D 45/00 (2006.01)
  • C3B 27/00 (2006.01)
  • C3C 21/00 (2006.01)
  • C4B 7/44 (2006.01)
  • C21D 1/00 (2006.01)
  • C21D 9/00 (2006.01)
  • C21D 11/00 (2006.01)
  • C23C 8/00 (2006.01)
  • C30B 15/00 (2006.01)
  • C30B 29/00 (2006.01)
  • C30B 35/00 (2006.01)
  • F1K 27/02 (2006.01)
  • F2G 1/00 (2006.01)
  • F23D 14/00 (2006.01)
  • F23G 5/00 (2006.01)
  • F23L 15/00 (2006.01)
  • F23M 9/08 (2006.01)
  • F23N 1/02 (2006.01)
  • F27B 3/00 (2006.01)
  • F27B 7/20 (2006.01)
  • F27B 9/00 (2006.01)
  • F27D 7/06 (2006.01)
  • F27D 11/00 (2006.01)
  • F27D 13/00 (2006.01)
  • F27D 19/00 (2006.01)
  • F27D 21/00 (2006.01)
  • F27D 99/00 (2010.01)
  • F28D 7/02 (2006.01)
  • F28D 21/00 (2006.01)
  • H5B 3/00 (2006.01)
  • H5B 6/24 (2006.01)
(72) Inventors :
(73) Owners :
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1929-05-28
(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

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Claims

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Sorry, the claims for patent document number 289957 were not found.
Text is not available for all patent documents. The current dates of coverage are on the Currency of Information  page

Description

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Sorry, the description for patent document number 289957 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 289957 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.

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Event History

Description Date
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
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Inactive: IPC from PCS 2023-05-13
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Inactive: IPC from PCS 2023-05-13
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Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: IPC from PCS 2023-05-13
Inactive: Expired (old Act Patent) latest possible expiry date 1946-05-28
Grant by Issuance 1929-05-28

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
None
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) 
Drawings 1995-10-20 1 38
Claims 1995-10-20 2 57
Descriptions 1995-10-20 3 126