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Expired Canadian patentCanada

Article for conditioning fabrics in a clothes drier

CA 1268302 C · Owner: Mattesky, Henry · Inventors: Glatt, Herbert; Mattesky, Henry

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

There is provided an article useful in the conditioning of recently washed fabric in a laundry dryer. More particularly it relates to an improved fabric, conditioning article in the form of a flexible substrate carrying a conditioning agent removable to fabrics in a laundry dryer, said conditioning agent being applied to the substrate, preferably a non-woven, substantially porous substrate, in a discontinuous pattern. -1-

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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 May 1, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 1, 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.
FiledJanuary 24, 1979
GrantedMay 1, 1990
Term endedMay 1, 2007
Patent numberCA 1268302 C
Classification (IPC)D06M23/00 +1 more

Timeline

Timeline From CIPO dates

1980198319861989199219951998200120042007Application filedJan 24, 1979Patent grantedMay 1, 1990Term endedMay 1, 2007

Sources & verification

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