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Expired Canadian patentCanada

Device for fitting a toilet seat and a toilet lid

CA 2023085 C · Owner: Ohshima, Kazuyoshi · Inventors: Nakayama, Yojiro; Ohshima, Kazuyoshi

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

There is disclosed a device for fitting a toilet seat and a toilet lid to a toilet pan which overcomes or mitigates disadvantages of such devices as previously known in that the device is simple to use, is easily packaged for shipment, and can readily be removed for cleaning. The disclosed device includes a receiving member provided with an abutment which projects rearward and has a downwardly inclined upper surface for being removably fitted to the object of fitting. A main body projects rearward from the hinge for tight placement on the receiving member the, hinge being swingable with the swinging motion of the toilet seat and/or the toilet lid, and the front end of the main body forming …

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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

  • Filed August 10, 1990 and granted October 12, 1993. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 10, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 10, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 10, 1990
GrantedOctober 12, 1993
Term endedAugust 10, 2010
Patent numberCA 2023085 C
Classification (IPC)A47K13/12 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedAug 10, 1990Patent grantedOct 12, 1993Term endedAug 10, 2010

Sources & verification

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