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Expired Canadian patentCanada

Chemical agent and water proof connector for liquid conditioned suit interface

CA 1248991 A · Owner: Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty'S Canadian Government · Inventors: Steffler, Jean C.; Luther, Manfred; Brooks, Christopher J.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A connector as disclosed for connecting fluid passages through a flexible sheet material. The connector is appropriate for use in connecting the coolant lines of a personal cooling garment through a waterproof immersion suit or a chemical proof outer garment. The connector includes inside and outside connector blocks with matching faces that sandwich the sheet material between them. Fluid passages through the two blocks meet at respective ports in the matching faces and are joined by coupling sleeves extending through holes in the sheet material. O-rings around the ports seal the holes through the sheet material. A cap screw or the like secures the two blocks to one another. The connector …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted January 17, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 17, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 9, 1984
GrantedJanuary 17, 1989
Term endedJanuary 17, 2006
Patent numberCA 1248991 A
Classification (IPC)F16L19/02 +1 more

Timeline

Timeline From CIPO dates

19851988199119941997200020032006Application filedJuly 9, 1984Patent grantedJan 17, 1989Term endedJan 17, 2006

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.