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Expired Canadian patentCanada

Apparatus for cleaving an optical fiber

CA 1213423 A · Owner: Automation Industries, Inc. · Inventors: Lovell, William F.; Balyasny, Marik

CIPO record

Overview

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

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Abstract From the Canadian patent

Apparatus for cleaving optical fibers is disclosed. The apparatus includes a bore for receiving a fiber and two spaced clamping members for engaging and holding the fiber at two respective longitudinal locations in the bore. The clamping members are resiliently biased relatively away from each other so as to place the portion of the fiber between the two clamping members under tension. A scribing tool has a sharp point engageable with the fiber on the portion under tension and a backing member holding the fiber in opposition to the sharp point. The scribing tool is rotatably mounted on the apparatus so that the point and backing member can be rotated completely around the fiber which then …

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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 November 4, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 4, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 30, 1983
GrantedNovember 4, 1986
Term endedNovember 4, 2003
Patent numberCA 1213423 A
Classification (IPC)G02B6/00 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMarch 30, 1983Patent grantedNov 4, 1986Term endedNov 4, 2003

Sources & verification

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