Expired Canadian patentCanada
Natural preservative composition for wet wipes
CA 1319580 C · Owner: Scott Paper Company · Inventors: Richards, Marc F.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A preservative composition for a wet wipe product comprising carboxylic acids and grapefruit seed extract.
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 June 29, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 29, 2010.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 30, 1989
GrantedJune 29, 1993
Term endedJune 29, 2010
Patent numberCA 1319580 C
Classification (IPC)A61F13/15 +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.