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Expired Canadian patentCanada

Preparation of high strength, high application rate silicone rtv rubber

CA 1284544 C · Owner: General Electric Company · Inventors: Dziark, John J.

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

Abstract of the Disclosure, Titanium catalyzed one component RTV rubbers are produced by first reacting a mixture of silanol end-stopped polydiorganosiloxane and alkoxy silane end-capping agent in the presence of condensation catalyst and subsequently admixing a titanium condensation catalyst.

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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 May 28, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 28, 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.
FiledJuly 31, 1987
GrantedMay 28, 1991
Term endedMay 28, 2008
Patent numberCA 1284544 C
Classification (IPC)C08L83/06 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedJuly 31, 1987Patent grantedMay 28, 1991Term endedMay 28, 2008

Sources & verification

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