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Patent 575337 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 575337
(21) Application Number: 575337
(54) English Title: REEL CONTROL SYSTEM
(54) French Title: SYSTEME DE COMMANDE DE BOBINE
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC):
  • B21B 37/00 (2006.01)
  • B65H 23/00 (2006.01)
  • B65H 35/00 (2006.01)
  • B65H 59/00 (2006.01)
  • B65H 77/00 (2006.01)
(72) Inventors :
  • EUGENE F. ALLBERT,
  • RAYMOND W. MOORE,
(73) Owners :
  • WESTINGHOUSE ELECTRIC CORPORATION
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1959-05-05
(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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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: IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: First IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: Expired (old Act Patent) latest possible expiry date 1976-05-05
Grant by Issuance 1959-05-05

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
WESTINGHOUSE ELECTRIC CORPORATION
Past Owners on Record
EUGENE F. ALLBERT
RAYMOND W. MOORE
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
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Document
Description 		 Date
(yyyy-mm-dd) 		 Number of pages   Size of Image (KB) 
Claims 1995-03-18 5 225
Drawings 1995-03-18 1 71
Descriptions 1995-03-18 10 428