Curable acrylate-type elastomer composition
CA 1282539 C · Owner: Yagishita, Shigelu · Inventors: Yagishita, Shigelu; Sugimoto, Masatoshi; Okita, Tomoaki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Title of the Invention, CURABLE ACRYLATE-TYPE ELASTOMER COMPOSITION Abstract of the Disclosure, A curable elastomeric composition comprising an epoxy group-containing acrylate-type elastomer in combination with (1) a polycarboxylic acid or its anhydride (2) a quaternary ammonium or phosphonium salt and (3) a urea.
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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 April 2, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 2, 2008.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.