Corrosion resistant coatings
CA 2403560 A1 · Owner: Ikkala, Olli · Inventors: Talo, Anja; Tiitu, Mari; Jussila, Matti
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A two-component curable paint composition comprises a base component containing at least one curable resin, and ahardening component which contains a non-conducting polyaniline, and a liquid-phase or molten-phase curing agent capable of curing said curable resin of the resin component and capable of dissolving non-conducting polyaniline. According to the invention the curing , agent comprises an organic aminecompound having at least two primary amine functions linked together by a hydrocarbon chain which is optionally interruptedby at least one heteroatom, said amine compound exhibiting irregularities in the chemical structure of its hydrocarbon chain.The invention also provides a …
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 14, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 14, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 14, 2023.
- 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.