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Expired Canadian patentCanada

Load pin retention system

CA 1104326 A · Owner: Columbus Mckinnon Corporation · Inventors: Koval, Edmund R.

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

Disclosed is a load support device of the type adapted to be removably attached to a support link of a load lift means which device includes, in combination, a load support device body formed with a clevis having spaced first and second leg portions formed with aligned first and second bore openings respectively. The second leg portion carries a shield portion bridging the second bore opening adjacent an end thereof disposed remotely of the first bore opening. A load pin is sized to be removably inserted within the first and second bore openings to position an inserted end surface thereof in abutting engagement with the shield portion, the load pin having a length such that its opposite end …

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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 July 7, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 7, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 9, 1980
GrantedJuly 7, 1981
Term endedJuly 7, 1998
Patent numberCA 1104326 A
Classification (IPC)F16B45/00 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Application filedDec 9, 1980Patent grantedJuly 7, 1981Term endedJuly 7, 1998

Sources & verification

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