Toilet compositions
CA 1332907 C · Owner: Ridley, Gordon · Inventors: Dawson, Geoffrey George; Ridley, Gordon
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Toilet compositions in beta-phase bar form comprising 45% to 90% C8-24 fatty acid soap, 0.5% to 45% of ethoxylated nonionic surfactant, and 0.01% to 5% of a water-soluble polymer. The compositions have improved scum-control uncharacteristics with excellent mildness smear, lathering and transparency/translucency.
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 November 8, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 8, 2011.
- 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.