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Expired Canadian patentCanada

Adaptable bathing assistance

CA 2033362 C · Owner: Zellner, John R. · Inventors: Zellner, John 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 bathing device including tub surround panels useful with a conventional bath tub or with a tub configured to the special needs of the disabled. The panels have unobtrusively reinforced side panels recessed to accept a full length chair height reclining shower seat and a tilting bath tube to contain the bathing water for use when these bathing aids are necessary or desirable. When they are no longer needed the seat and tube are, easily removed and the surround panels are restored to their original appearance.

Read the whole patent

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 December 28, 1990 and granted April 12, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 28, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 28, 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.
FiledDecember 28, 1990
GrantedApril 12, 1994
Term endedDecember 28, 2010
Patent numberCA 2033362 C
Classification (IPC)A47K17/02 +1 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedDec 28, 1990Patent grantedApril 12, 1994Term endedDec 28, 2010

Sources & verification

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