Patent Yard Sign in
Expired Canadian patentCanada

Organopolysiloxane liquid injection molding composition

CA 1309533 C · Owner: Striker, Richard Albert · Inventors: Striker, Richard Albert; Modic, Frank Joseph

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

Abstract of the Disclosure There is provided a translucent, high strength liquid injection molding composition cured through SiH addition reactions with a controlled mixture of olefin containing organopolysiloxanes. The instant cured elastomer exhibits extremely good application rates, easy release high hardness, high tear, good tensile strength and good elongation.

Read the whole patent

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 October 27, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 27, 2009.
  • 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 10, 1988
GrantedOctober 27, 1992
Term endedOctober 27, 2009
Patent numberCA 1309533 C
Classification (IPC)C08L83/07 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMarch 10, 1988Patent grantedOct 27, 1992Term endedOct 27, 2009

Sources & verification

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