Composite coating
CA 2374408 A1 · Owner: Prc-Desoto International, Inc. · Inventors: Randazzo, Santo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A multi-component composite coating is provided which includes: (a) an elastomeric basecoat formed from a curable basecoat composition deposited upon a surface of a substrate; and (b) a topcoat applied over the basecoat the , topcoat being different from the basecoat and being formed from a curable topcoat composition comprising a polythioether material. The topcoat can have a higher tensile strength and percent elongation than the elastomeric basecoat such that when the composite coating is deformed the basecoat can fracture , before the topcoat to permit the topcoat to further deform while maintaining integrity of the topcoat. The composite coating is useful for inhibiting fuel …
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 19, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 19, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 19, 2022.
- 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.