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Expired Canadian patentCanada

Take-up spool for a device for applying and conveying a hose-shaped protective covering for a toilet seat

CA 1237101 A · Owner: Hygolet Ag · Inventors: Hefty, Arpad; Hefty, Bela

CIPO record

Overview

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

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Abstract From the Canadian patent

In the take-up spool of a device for applying and conveying a hose-shaped protective covering for a toilet seat, a cavity is provided into which discshaped tablets can he inserted for deodorization and/or disinfection. The cavity has stops for securing the tablets' position and openings for discharging the agents given off by the tablets to the air.

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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 24, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 24, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 19, 1984
GrantedMay 24, 1988
Term endedMay 24, 2005
Patent numberCA 1237101 A
Classification (IPC)B65H16/06

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedOct 19, 1984Patent grantedMay 24, 1988Term endedMay 24, 2005

Sources & verification

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