Process for formation of coating film on plastic material and coated article
CA 2425102 A1 · Owner: Ogawa, Takeshi · Inventors: Kobayashi, Seiji; Takenaka, Hiroyuki; Ogawa, Takeshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides: a process for formation of a coating film on a plastic material, which process enables formation of the coating film with good, productivity wherein the coating film is excellent in the adhesion the, humidity-resisting adhesion, and the gasohol resistance and has good , appearance;, and a coated article. The process for formation of a coating film on a plastic material is a process for formation of a coating film which process comprises , the, steps of: coating the plastic material with a specific aqueous primer coating composition; and thereafter drying the resultant primer coating film in such a manner, that its nonvolatile content will not be less than …
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 April 9, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 9, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 9, 2025.
- 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.