Expired Canadian patentCanada
Protective coating for monocrystalline superalloy
CA 2534282 C · Owner: Josso, Pierre · Inventors: Josso, Pierre; Bacos, Marie-Pierre
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
To protect a monocrystalline superalloy rich in rhenium against corrosion while avoiding the formation of secondary evolving reaction zones a layer (3) of tungsten and cobalt are deposited on its surface before an aluminisation treatment.
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 January 26, 2006 and granted September 29, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 26, 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.
FiledJanuary 26, 2006
GrantedSeptember 29, 2015
Term endedJanuary 26, 2026
Patent numberCA 2534282 C
Classification (IPC)C25D5/10 +1 more
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.