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Patent 22167 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 22167
(21) Application Number: 22167
(54) English Title: REFRIGERATOR
(54) French Title: GLACIERE
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • HANRAHAN, JOSEPH F. (Canada)
  • GORDON, JAMES (Canada)
(73) Owners :
  • JOSEPH F. HANRAHAN
  • JAMES GORDON
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1885-07-31
(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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Claim lst. In a refrigerator, the ice chamber B having vertical scantlings I, N, planks F,floor G and planks, L at the bottom, whereby air passages H,I1 M and O, are fanned at the sides and bottom of the chamber, to supply the refrigerating chamber with cold air, as described. 2nd. The combination, in an ice chamber B having the wing wall C, scantlings N, plank F., floor CI and planks L, of two or more pipes P. Q, at the top, whereby an outward circulation of heated air through one or more pipes, produces an inward circulation of fresh air through the other pipe or pipes, for renewing the air in the ice and refrigerating chambers, as set forth. 3rd. The combination of the ice and refrigerating chambers connected by passage El, and the refrigerating chamber A having a secondary ceiling T, forming an air passage U, discharging into passage S, as set forth, to prevent air in any portion of the refrigerating chamber from becoming stagnant.
Description

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Representative Drawing

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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.

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Event History

Description Date
Inactive: Expired (old Act Patent) latest possible expiry date 1903-07-31
Grant by Issuance 1885-07-31

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
JOSEPH F. HANRAHAN
JAMES GORDON
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.
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