Expired Canadian patentCanada
Selective hydrogenation catalyst
CA 2583155 C · Owner: Junicke, Henrik · Inventors: Petersen, Hermann; Hill, Thomas; Kons, Germain
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a catalyst on an oxidic carrier and to methods for , the selective hydrogenation of unsaturated compounds in hydrocarbon flows containing the same, using said catalysts.
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 October 13, 2005 and granted July 9, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 13, 2025.
- 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.
FiledOctober 13, 2005
GrantedJuly 9, 2013
Term endedOctober 13, 2025
Patent numberCA 2583155 C
Classification (IPC)B01J37/00 +2 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.