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Expired Canadian patentCanada

Boron-based odor control animal litter

CA 1330618 C · Owner: The Clorox Company · Inventors: Ratcliff, Steven D.; Wood, Randy L.; Swatling, Donald K.

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

This invention relates to an clay-based animal litter to which has been applied a liquid carrier containing a boron-containing compound in an odor-controlling effective amount. The boron-containing compound acts by antimicrobial action, controlling urease, or a combination of these mechanisms when the litter is used by the animal.

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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 July 12, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 12, 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.
FiledNovember 14, 1988
GrantedJuly 12, 1994
Term endedJuly 12, 2011
Patent numberCA 1330618 C
Classification (IPC)A01K1/01

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedNov 14, 1988Patent grantedJuly 12, 1994Term endedJuly 12, 2011

Sources & verification

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