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Expired Canadian patentCanada

Crimping collet

CA 1192385 A · Owner: Dana Corporation · Inventors: Patel, Hiralal V.

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 collet assembly for a hose crimping tool is disclosed in which rigid metal jaw elements are encircled by and locked within a separately molded elastomeric cage. The cage positions the elements in the free state and allows them to be radially compressed for the crimping operation. Interlocking surfaces are provided to retain the jaws within the cage without need of adhesives, or the like.

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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 August 27, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 27, 2002.
  • 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 31, 1981
GrantedAugust 27, 1985
Term endedAugust 27, 2002
Patent numberCA 1192385 A
Classification (IPC)B21D41/00 +1 more

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedJuly 31, 1981Patent grantedAug 27, 1985Term endedAug 27, 2002

Sources & verification

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