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Expired Canadian patentCanada

Vehicle suspension strut with serviceable shock absorber

CA 1134871 A · Owner: General Motors Corporation · Inventors: Horvath, Richard A.

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

C-3169 D-4,048, VEHICLE SUSPENSION STRUT WITH SERVICEABLE SHOCK ABSORBER, Abstract of the Disclosure: A serviceable welded MacPherson type strut in which the upper end of the support tube can be circumferentially cut to facilitate removal of the shock absorber components mounted therein so that an empty support tube is provided. Subsequent to such removal a shock absorber service cartridge, is inserted into the support tube and is retained therein by a service nut which is threadedly connected to the internal wall of the support tube.

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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 2, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 2, 1999.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 26, 1980
GrantedNovember 2, 1982
Term endedNovember 2, 1999
Patent numberCA 1134871 A
Classification (IPC)F16F9/34 +2 more

Timeline

Timeline From CIPO dates

1981198319851987198919911993199519971999Application filedMay 26, 1980Patent grantedNov 2, 1982Term endedNov 2, 1999

Sources & verification

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