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Expired Canadian patentCanada

Breeding cage for small animal and breeding of small animal using the same

CA 1323255 C · Owner: Ishikawa, Tetsushi · Inventors: Ishikawa, Tetsushi; Miyake, Toshio; Kohguchi, Michihiro

CIPO record

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Abstract From the Canadian patent

60-297359, Abstract of the Disclosure, There is disclosed a novel breeding cage and breeding of small animal using the same. The breeding cage comprises a feeder; and a top-opened body in trapezoidal shape that widens towards the top opening, the front wall having through its upper part an opening that can be removably closed with the feeder.

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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 19, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 19, 2010.
  • 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 18, 1986
GrantedOctober 19, 1993
Term endedOctober 19, 2010
Patent numberCA 1323255 C
Classification (IPC)A01K1/03

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedDec 18, 1986Patent grantedOct 19, 1993Term endedOct 19, 2010

Sources & verification

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