Expired Canadian patentCanada
Pneumatic tire
CA 1332913 C · Owner: Schmidt, Oskar · Inventors: Schmidt, Oskar
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A vehicle tyre comprises an elastomeric tyre body containing reinforcing equipment, a tread and a belt. The belt is made up of oblong wire helixes which run transversally to the tyre perimeter and are connected longitudinally in the style of a hinge.
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 November 8, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 8, 2011.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 1, 1988
GrantedNovember 8, 1994
Term endedNovember 8, 2011
Patent numberCA 1332913 C
Classification (IPC)B60C9/20
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.