Fire extinguishing and/or fire-retardant compositions
CA 2586336 C · Owner: Basf Aktiengesellschaft · Inventors: Pfeiffer, Matthias; Toennessen, Markus; Champ, Samantha
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to fire extinguishing and/or fire-retardant compositions, containing at least one water-absorbing polymer and at least one alkaline salt of a non-polymeric saturated carboxylic acid to a method for , the production thereof and to the use of these compositions for fighting fires or as fire-retardant coatings.
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 November 21, 2005 and granted February 11, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 21, 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.
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.