Fragranced orthodontic appliances and method of forming same
CA 2347357 A1 · Owner: Mackey, Paul W. · Inventors: Woods, Tanya L.; Mackey, Paul W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The fragrant orthodontic appliance, the method of forming the same include mixing a powdered polymeric component, a liquid monomeric component applying , the components to a mold, and cold curing the orthodontic appliance. Both the powdered and the liquid components contain a selected fragrant oil. Suspension polymerization process is utilized to encapsulate the fragrance in the powdered polymeric component.
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 October 20, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 20, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 20, 2021.
- 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.