Expired Canadian patentCanada
Colored compositions
CA 1231056 A · Owner: The Mennen Company · Inventors: Kasat, Radhakrishna B.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An hydrous, hydrophobic compositions particularly useful as antiperspirant compositions are colored by incorporating a water-soluble dyestuff intimately associated with a water-soluble solid.
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 January 5, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 5, 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.
FiledDecember 20, 1983
GrantedJanuary 5, 1988
Term endedJanuary 5, 2005
Patent numberCA 1231056 A
Classification (IPC)A61K8/28 +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.