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Expired Canadian patentCanada

Sliding door guide

CA 1291371 C · Owner: Menard, Auguste Joseph · Inventors: Menard, Auguste Joseph; Jacobs, Kenneth

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

Abstract, A slider (41) for guiding the top of a sliding door (12) in a channel (42) comprises spaced cheeks (56) between which extends a rib (59) which engages one side of the channel, and flexible tongue (60) which flexes between the cheeks and is thereby biased into engagement with the other side of the channel. Another embodiment of door guide has a pair of wheels (113, 114) having enlarged rims at one end for engaging opposite walls of a door guiding channel. One of the wheels is inverted relative to the other. Thus the rim, of one wheel is at a higher elevation than the rim of the other wheel.

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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 October 29, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 29, 2008.
  • 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 14, 1986
GrantedOctober 29, 1991
Term endedOctober 29, 2008
Patent numberCA 1291371 C
Classification (IPC)E05D15/08 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedFeb 14, 1986Patent grantedOct 29, 1991Term endedOct 29, 2008

Sources & verification

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