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Expired Canadian patentCanada

Seal and method for installing seal over splined shaft

CA 1100545 A · Owner: Garlock Inc. · Inventors: Bainard, Dean 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

A seal and a method for installing a seal over a first portion of a shaft (such as a larger diameter splined portion) and for sealing against a second portion of the shaft, in which, during installation the sealing, lip is moved to a non-sealing configuration out of contact with the first portion of the shaft.

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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 May 5, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 5, 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.
FiledApril 21, 1977
GrantedMay 5, 1981
Term endedMay 5, 1998
Patent numberCA 1100545 A
Classification (IPC)F16J15/32 +1 more

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedApril 21, 1977Patent grantedMay 5, 1981Term endedMay 5, 1998

Sources & verification

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