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Patent 573174 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 573174
(21) Application Number: 573174
(54) English Title: REINFORCED PIPE JOINT
(54) French Title: JOINT DE TUYAU RENFORCE
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC):
  • F16L 23/00 (2006.01)
  • F16L 39/00 (2006.01)
(72) Inventors :
  • ROBERT P. STAMBAUGH,
  • WILLIE H. WATTS,
(73) Owners :
  • UNION CARBIDE AND CARBON CORPORATION
(71) Applicants :
  • UNION CARBIDE AND CARBON CORPORATION (United States of America)
(74) Agent:
(74) Associate agent:
(45) Issued: 1959-03-31
(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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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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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: First IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: Expired (old Act Patent) latest possible expiry date 1976-03-31
Grant by Issuance 1959-03-31

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
UNION CARBIDE AND CARBON CORPORATION
Past Owners on Record
ROBERT P. STAMBAUGH
WILLIE H. WATTS
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 1995-03-11 4 148
Drawings 1995-03-11 1 44
Descriptions 1995-03-11 5 233