Expired Canadian patentCanada
Plasterboards provided with antimicrobial effect
CA 2598554 C · Owner: Kugler, Martin · Inventors: Wachtler, Peter; Kugler, Martin
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 antimicrobially treated plasterboards which are treated with OPP in the , gypsum core and may contain further biocidal components either in the gypsum , core or in one or both paper outer layers, for enhancing the effect.
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 February 11, 2006 and granted June 11, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 11, 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.
FiledFebruary 11, 2006
GrantedJune 11, 2013
Term endedFebruary 11, 2026
Patent numberCA 2598554 C
Classification (IPC)A01N31/08 +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.