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Expired Canadian patentCanada

Vulcanizable acrylate rubber compositions

CA 1206296 A · Owner: Goodrich (B.F.) Company (The) · Inventors: Jablonski, Dane E.

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

Dual cure site acrylate rubbers having both carboxyl and active halogen groups are compounded with a combination of sodium stearate and a tetramethyl thiuram disulfide or a Group IB, IIB, IVA, VA, and VIA metal compound thereof to provide compounded acrylate rubbers having an excellent scorch/cure rate balance and desirable physical properties in the vulcanizates thereof.

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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 June 17, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 17, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 2, 1983
GrantedJune 17, 1986
Term endedJune 17, 2003
Patent numberCA 1206296 A
Classification (IPC)C08K5/09 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMay 2, 1983Patent grantedJune 17, 1986Term endedJune 17, 2003

Sources & verification

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