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Expired Canadian patentCanada

Universal trigger mechanism for rotating frame animal traps

CA 1091014 A · Owner: Woodstream Corporation · Inventors: Souza, Anthony J.

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

An improved trigger mechanism particularly useful with a rotating frame animal trap the present, trigger mechanism comprises a rotary universal joint which allows angular displacement of the trigger mechanism about a frame of the trap on which said trigger mechanism is pivotally carried. Free ends of spaced prongs extending from the trigger mechanism toward the interior of the trap contact an animal entering the trap from any direction, sufficient force caused by such contact angularly displacing the trigger mechanism to spring the trap. - 1 -

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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 December 9, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 9, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 16, 1978
GrantedDecember 9, 1980
Term endedDecember 9, 1997
Patent numberCA 1091014 A
Classification (IPC)A01M23/24 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedFeb 16, 1978Patent grantedDec 9, 1980Term endedDec 9, 1997

Sources & verification

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