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Expired Canadian patentCanada

Polyetherimide-fluorinated polyolefin blends

CA 1190345 A · Owner: General Electric Company · Inventors: Giles, Harold F. Jr.

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

Disclosed are blends of (a) a polyetherimide and (b) a thermoplastic fluorinated polyolefin or, copolymer thereof. The blends have good flexural strength and flexural modulus and have a higher impact strength than those associated with the polyetherimide components of the blends.

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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 July 9, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 9, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 17, 1983
GrantedJuly 9, 1985
Term endedJuly 9, 2002
Patent numberCA 1190345 A
Classification (IPC)C08K5/34 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMarch 17, 1983Patent grantedJuly 9, 1985Term endedJuly 9, 2002

Sources & verification

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