Vulcanization mold for manufacturing pneumatic vehicle tires comprising segments for forming the tire tread having a honeycomb lamella pattern and pneumatic vehicle tire manufactured in such a mold
CA 2278121 A1 · Owner: Mundl, Reinhard · Inventors: Rodewald, Helmut; Mundl, Reinhard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A vulcanization mold for manufacturing pneumatic vehicle tires has mold segments for forming the tread strip of a pneumatic vehicle tire. The mold segments have a radially inwardly facing honeycomb lamella pattern in a radial direction of the vulcanization mold. The honeycomb lamella pattern has first zigzag lamella members mounted in the mold segments and second zigzag lamella members mounted in the mold segments. The first zigzag lamella members extend in a first main direction and the second zigzag members extend in a second main direction. The first and second main directions cross one another. The first zigzag lamella members have first lamella elements and the second zigzag lamella …
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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
- Filed July 21, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 21, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 21, 2021.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
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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.