Emulsion for damping materials and chipping-resistant materials
CA 2408981 A1 · Owner: Morihiro, Shigeyasu · Inventors: Miyawaki, Yukihiro; Morihiro, Shigeyasu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
It is an object of the present invention to provide an emulsion composition for vibration damping materials which is capable of giving water-based vibration damping materials exhibiting very satisfactory thermal drying characteristics and vibration damping properties through improved dispersibility and stability and an emulsion composition for chipping-resistant materials which is capable of giving water-based chipping-resistant materials exhibiting satisfactory thermal drying characteristics and chipping-resistant properties. The present invention is directed to an emulsion composition for vibration damping materials which comprises an emulsion obtained by polymerizing a monomer …
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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 October 18, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 18, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 18, 2024.
- 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.