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Expired Canadian patentCanada

Deodorant composition for abating the odor of organic refuse

CA 1333693 C · Owner: Roychowdhury, Sukomal · Inventors: Roychowdhury, Sukomal

CIPO record

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Abstract From the Canadian patent

A deodorant composition in concentrate form for abating the odor of organic refuse, said composition being in suitable form for application to said organic refuse in spray form, comprising:, (a) from 5 to 15% by weight of isopropanol; (b) from 2 to 8% by weight of a glycol selected from the group consisting of propylene glycol butanediol, and butylene glycol;, (c) from 30 to 60% by weight of water; (d) from 20 to 40% by weight of an emulsifying and surfactant agent selected from the group consisting of sodium lauryl sulfate, glycerol monostearate and alkyl phenoxy polyethoxy ethanol; (e) an effective amount of a binding agent selected from the group consisting of sodium carboxymethyl …

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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 27, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 27, 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.
FiledMarch 28, 1989
GrantedDecember 27, 1994
Term endedDecember 27, 2011
Patent numberCA 1333693 C
Classification (IPC)A61L9/01 +1 more

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedMarch 28, 1989Patent grantedDec 27, 1994Term endedDec 27, 2011

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