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Expired Canadian patentCanada

Thermoplastic resin composition and method for preparing the same

CA 1332015 C · Owner: Sakazume, Suehiro · Inventors: Orikasa, Yuichi; Sakazume, Suehiro

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

There is here provided a thermoplastic resin composition which comprises (I) 99 to 1% by weight of a polyamide resin, (II) 1 to 99% by weight of at least one kind of resin selected from the group consisting of a polyphenylene ether resin, a mixture of the polyphenylene ether resin and a styrene polymer, and a polycarbonate resin (III) 0.1 to 100, parts by weight, based on 100 parts by weight of the aforesaid resins (I) + (II), of a multi-phase structure thermoplastic resin which is composed of 5 to 95% by weight of an epoxy group-containing olefin copolymer and 95 to 5% by weight of a vinyl polymer or copolymer obtained from at least one kind of vinyl monomer, either of both the components …

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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 September 13, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 13, 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.
FiledAugust 16, 1988
GrantedSeptember 13, 1994
Term endedSeptember 13, 2011
Patent numberCA 1332015 C
Classification (IPC)C08L77/00 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedAug 16, 1988Patent grantedSep 13, 1994Term endedSep 13, 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.