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Expired Canadian patentCanada

Vehicle wheel and tire arrangement

CA 1251121 A · Owner: Continental Gummi-Werke Aktiengesellschaft · Inventors: Mauk, Gerhard

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

TITLE OF THE INVENTION:, VEHICLE WHEEL AND TIRE ARRANGEMENT ABSTRACT OF THE DISCLOSURE:, A vehicle wheel and pneumatic tire arrangement are provided. The tire has a radial carcass anchored in the tire beads, a tread strip, respective shoulderlike extensions which are each formed by a step are, disposed on each side of the tread strip and do not, come into contact with the roadway under normal driving conditions, and a belt which extends laterally to within the vicinity of each step extension to such an extent that a given one of the belt portions which is disposed within the vicinity of a given step extension has a width equal to approximately 25 - 40% of the amount by which the widest part …

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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 March 14, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 14, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 15, 1985
GrantedMarch 14, 1989
Term endedMarch 14, 2006
Patent numberCA 1251121 A
Classification (IPC)B60C11/01 +2 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedAug 15, 1985Patent grantedMarch 14, 1989Term endedMarch 14, 2006

Sources & verification

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