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Expired Canadian patentCanada

Connector for interconnecting optical fiber cable ribbons

CA 2027732 C · Owner: Societa' Cavi Pirelli S.P.A. · Inventors: Boero, Paolo; Bortolin, Bruno

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 pair of interengageable connectors for interconnecting optical fiber tape or ribbon cables which have a plurality of parallel optical fibers within a relatively thin and wide covering. Each connector has a ferrule formed by semicylindrical elements with engaging and axially extending planar faces. One end of the elements is a coupling face and the, planar faces have grooves extending axially from the coupling face for receiving the fibers with the covering removed and a recess remote from the coupling face for receiving the fibers with the covering thereon. The elements are held together by a sleeve which extends from at or adjacent the coupling face toward the other end of the ferrule. A …

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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

  • Filed October 16, 1990 and granted January 7, 1997. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 16, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 16, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 16, 1990
GrantedJanuary 7, 1997
Term endedOctober 16, 2010
Patent numberCA 2027732 C
Classification (IPC)G02B6/40 +1 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedOct 16, 1990Patent grantedJan 7, 1997Term endedOct 16, 2010

Sources & verification

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