Fabric softener agglomerates
CA 1232413 A · Owner: The Procter & Gamble Company · Inventors: Atkinson, Neil J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Granular laundry detergent compositions containing swellable clays as fabric softener ingredients can clog dispensers in automatic washing machines. By the present invention, the softener clays are formed into agglomerates and coated with a dispensing aid to overcome this problem. Water-soluble quaternary ammonium compounds are preferred dispensing aids; fully-formulated laundry detergents are disclosed.
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 February 9, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 9, 2005.
- 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.