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Expired Canadian patentCanada

Koala feedstuff

CA 1333540 C · Owner: Pahl, Lester Ian · Inventors: Hume, Ian Douglas; Pahl, Lester Ian

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

Koalas are natives of Australia and are one of the few mammals whose diet consists almost exclusively of the leaves of native eucalypt trees. The present invention provides a substitute feedstuff for feeding koalas and a method of feeding koalas using the said substitute feedstuff and a method of preparing the, feedstuff.

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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 December 20, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 20, 2011.
  • 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 8, 1989
GrantedDecember 20, 1994
Term endedDecember 20, 2011
Patent numberCA 1333540 C
Classification (IPC)—

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedFeb 8, 1989Patent grantedDec 20, 1994Term endedDec 20, 2011

Sources & verification

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