N-chlorothiocarboxylic acid amide/imide-modified terpolymers
CA 1080890 A · Owner: Goodyear Tire And Rubber Company (The) · Inventors: Hopper, Roger J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A modified rubbery terpolymer and lends thereof, which comprises the admixture product of a rubbery terpolymer of ethylene, .alpha.-olefin and non-conjugated diene with at least one compound selected from specific types of N-chlorothiocarboxylic acid amides and imides. The sulfur-cured composites are particularly useful in the sidewall portions of pneumatic tires.
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 July 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 1, 1997.
- 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
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.