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Expired Canadian patentCanada

Grass catcher for rear discharge mower

CA 1093313 A · Owner: Perfection Manufacturing Company (The) · Inventors: Brown, Thomas E.

CIPO record

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

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Abstract From the Canadian patent

A grass catcher having a lid with downturned side flanges, and a transverse web seating on a pair of rearwardly extending handle members. An interconnecting member on the side walls of a container selectively engages guide members on the side flanges of the lid for detachably connecting the container to the lid. The guide members are upwardly facing surfaces and provide rearwardly opening tracks. The interconnecting members are laterally extending flanges received in the tracks and seating on the upwardly facing surfaces. A pair of bottom opening longitudinal channels in the lid, web receive the handle members for holding the lid on the handle members before, during and after attachment of …

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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 January 13, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 13, 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.
FiledMarch 2, 1979
GrantedJanuary 13, 1981
Term endedJanuary 13, 1998
Patent numberCA 1093313 A
Classification (IPC)—

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedMarch 2, 1979Patent grantedJan 13, 1981Term endedJan 13, 1998

Sources & verification

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