Dentifrice formulation and method of treating teeth, mouth and throat therewith to reduce plaque accumulation and irritation
CA 1254835 A · Owner: Ici Americas Inc. · Inventors: Lynch, Matthew J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Dentifrice formulations containing monoalkyl and dialkyl ethers of dianhydrohexitols in the form of toothpaste, mouthwash, chewing gums, confections toothpicks and dental floss are effective in the treatment of oral surfaces and cavities to reduce irritation and plaque accumulation caused by the action of bacteria. WIG02112684SMS03
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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 30, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 30, 2006.
- 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.