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Patent 507209 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 507209
(21) Application Number: 507209
(54) English Title: SAFETY VALVES
(54) French Title: SOUPAPES DE SURETE
Status: Expired
Bibliographic Data
(52) Canadian Patent Classification (CPC):
  • 137/65
(51) International Patent Classification (IPC):
  • H01M 10/052 (2010.01)
  • G01M 13/003 (2019.01)
  • H01M 50/30 (2021.01)
  • B25H 1/08 (2006.01)
  • B65D 41/34 (2006.01)
  • B65D 47/12 (2006.01)
  • B65D 55/06 (2006.01)
  • E21B 33/06 (2006.01)
  • E21B 34/00 (2006.01)
  • E21B 47/00 (2012.01)
  • F15B 19/00 (2006.01)
  • F15B 20/00 (2006.01)
  • F16B 5/02 (2006.01)
  • F16K 1/00 (2006.01)
  • F16K 11/065 (2006.01)
  • F16K 17/00 (2006.01)
  • F16K 25/00 (2006.01)
  • F16K 31/126 (2006.01)
  • F16K 37/00 (2006.01)
  • F16M 11/20 (2006.01)
  • F17C 13/04 (2006.01)
  • F17D 5/06 (2006.01)
  • F22B 35/00 (2006.01)
  • F22B 37/00 (2006.01)
  • F22D 1/50 (2006.01)
  • F22D 11/06 (2006.01)
  • F24D 19/10 (2006.01)
  • G01D 5/14 (2006.01)
  • G01H 11/08 (2006.01)
  • G01K 5/44 (2006.01)
  • G01M 3/00 (2006.01)
  • G01N 1/20 (2006.01)
  • G01N 29/14 (2006.01)
  • G01N 33/28 (2006.01)
  • G05B 19/042 (2006.01)
  • G05D 23/02 (2006.01)
  • G08B 21/16 (2006.01)
(72) Inventors :
  • THEODORE W. BERGQUIST (Not Available)
(73) Owners :
  • J. E. LONERGAN COMPANY (Afghanistan)
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1954-11-09
(22) Filed Date:
Availability of licence: 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

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Administrative Status

Title Date
Forecasted Issue Date 1954-11-09
(45) Issued 1954-11-09
Expired 1971-11-09

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
J. E. LONERGAN COMPANY
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) 
Description 1995-05-25 10 703
Drawings 1995-05-25 1 242
Claims 1995-05-25 3 144