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Expired Canadian patentCanada

Fixing frame and filter unit for connectors

CA 1321817 C · Owner: E. I. Du Pont De Nemours And Company · Inventors: Mouissie, Bob

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 fixing frame for a flat filter unit having a flat substrate with a pattern of passages for the contact elements of a connector. The fixing frame compres a metal base plate having a pattern of passages corresponding to said filter unit, and being provided at two opposite edges with upright sides which each merge into guide grooves for accomodation between them of said flat filter unit. The fixing frame being provided with spring-loaded contact elements for contacting the housing or shielding of a 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 August 31, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 31, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 8, 1989
GrantedAugust 31, 1993
Term endedAugust 31, 2010
Patent numberCA 1321817 C
Classification (IPC)H01R13/64 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 8, 1989Patent grantedAug 31, 1993Term endedAug 31, 2010

Sources & verification

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