Cationic antibacterial dentifrice exhibiting superior foaming properties
CA 2446244 A1 · Owner: Carale, M. Teresa R. · Inventors: Carale, M. Teresa R.; Prencipe, Michael; Boyd, Thomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dual component antiplaque oral composition having superior foaming properties in which a first component contains a cationic antibacterial agent and the second component contains an anionic surfactant normally incompatible with the cationic antibacterial agent, the first and second components are simultaneously combined for application to the teeth the first and second , components being physically segregated prior to use the components when mixed , upon application to teeth providing substantially unimpaired antiplaque effect with superior foaming properties.
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
- Filed April 24, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 24, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 24, 2024.
- 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.