Expired Canadian patentCanada
Antimicrobial composition useful for preserving wood
CA 2659929 C · Owner: Rohm And Haas Company · Inventors: Chia, Li-Liang; El A'Mma, Beverly Jean; Ashmore, John William
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Antimicrobial compositions useful for preserving wood and comprising , tebuconazole and a , mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin- 3-one.
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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 June 1, 2006 and granted October 9, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 1, 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.
FiledJune 1, 2006
GrantedOctober 9, 2012
Term endedJune 1, 2026
Patent numberCA 2659929 C
Classification (IPC)A01N43/65 +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.