High purity perfluoroelastomer composites and a process to produce the same
CA 2608562 C · Owner: Xu, Ping · Inventors: Xu, Ping; Hegenbarth, Jack
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
High purity perfluoroelastomer composites and processes for producing the same are provided. High purity composites may be formed from compositions comprising a crosslinkable fluoroelastomer terpolymer of TFE PAVE, and CNVE, and functionalized PTFE which may be crosslinked to form crosslinked composites having low metal content and low compression set. Emulsion mixtures for forming the high purity composites are also provided.
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
- Filed May 1, 2006 and granted July 17, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 1, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.