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Expired Canadian patentCanada

Decorative ornamentation for a rubber article and method for making same

CA 1193951 A · Owner: The Goodyear Tire & Rubber Company · Inventors: Minter, Thomas F.; Springford, Richard H.; Jansen, Lawrence G.

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

Abstract of the Disclosure, An indicium (14) for a rubber article has at least one narrow groove (18) therein. The surface of the indicium is made of a rubber of a first color such that said narrow groove (18) is perceived as a narrow line of a color contrasting with the color of the surface of the rubber article. The indicium is surrounded by a recessed portion (17) made of a rubber having a color that is different from the color of the surface of the rubber article. The indicium is manufactured by the method of providing juxtaposed layers of elastomeric materials in the sidewall of an, unvulcanized tire, forming a narrow groove in the portion of the sidewall where the indicium is desired …

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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 September 24, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 24, 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.
FiledFebruary 2, 1983
GrantedSeptember 24, 1985
Term endedSeptember 24, 2002
Patent numberCA 1193951 A
Classification (IPC)B60C13/00 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedFeb 2, 1983Patent grantedSep 24, 1985Term endedSep 24, 2002

Sources & verification

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