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Expired Canadian patentCanada

Impregnation-printed molded article

CA 1295788 C · Owner: Sato, Tsunenobu · Inventors: Fukui, Kiitiro; Sato, Tsunenobu

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

65702-28, Abstract of the Disclosure, An impregnation-printed molded article comprises an article molded of a composition consisting of 80 to 40% by weight of (A) a thermoplastic polyester resin and, in mixture therewith 20 to 60%, by weight of (B) a thermoplastic polymer compound containing as a polymer skelton component unit at least one kind of material from the group consisting of butadienes, styrenes acrylonitriles, and, acrylates. The molded article has a letter or symbol impregnation-printed with a sublimative dye. By employing the composition, the letter or symbol does not get blurred even when the article is heated.

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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.
FiledOctober 1, 1987
GrantedFebruary 18, 1992
Term endedFebruary 18, 2009
Patent numberCA 1295788 C
Classification (IPC)B41M1/30 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedOct 1, 1987Patent 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.