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Expired Canadian patentCanada

Method and apparatus for altering fabric finishes

CA 1295789 C · Owner: East-West Apparel Inc. · Inventors: Brasington, Mitchell R.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Improved methods and apparatus are provided for altering fabric finishes on a garment to give the garment a "lived-in" or worn appearance before the garment is actually worn by the user. According to the method of the present invention, a batch of garments is preferably stone-washed to generally fade and abrade the entire garment. The garment is then inflated by passing air through an inlet port in the garment and by substantially sealing one or more exit ports in the garment to create a greater than atmospheric pressure within the garment. The inflated garment is then sprayed with a low-strength bleaching solution on selected exterior portion to provide an additional fading or worn …

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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 18, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 18, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 20, 1989
GrantedFebruary 18, 1992
Term endedFebruary 18, 2009
Patent numberCA 1295789 C
Classification (IPC)D06L4/75 +1 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedJuly 20, 1989Patent grantedFeb 18, 1992Term endedFeb 18, 2009

Sources & verification

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