Liquid bleaching laundry detergent composition
CA 1300465 C · Owner: Marchal, Maurice · Inventors: Marchal, Maurice; Julemont, Michel; Laitem, Leopold
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure:, A liquid substantially anhydrous heavy duty laundry detergent composition comprising a suspension of builder salt sodium perborate monohydrate and solid activator therefor all, ground together to reduce the particle side of its solids to less than about 10 microns.
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
- Granted May 12, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 2009.
- 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.