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Expired Canadian patentCanada

Textile treating compositions and methods

CA 1266154 C · Owner: Fu, Yi-Chang · Inventors: Fu, Yi-Chang

CIPO record

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Abstract From the Canadian patent

The present invention relates to textile treating compositions which are especially useful for treating textiles in the rinse cycle of a textile laundering operation to provide improved fabric softening and conditioning benefits. The textile treatment compositions comprise a substantially water-insoluble cationic fabric softening agent in combination with a substantially saturated lipid component containing one or more phosphoglycerides. The present invention further relates to a method for softening and conditioning textiles by treating the textiles preferably during the, rinse cycle of a textile laundering operation with a combination, of the softening agent and substantially saturated …

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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 February 27, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 27, 2007.
  • 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 4, 1987
GrantedFebruary 27, 1990
Term endedFebruary 27, 2007
Patent numberCA 1266154 C
Classification (IPC)C11D1/62 +2 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedFeb 4, 1987Patent grantedFeb 27, 1990Term endedFeb 27, 2007

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