Oral care implement with flexible support
CA 2587840 C · Owner: Langgner, Tanja · Inventors: Rooney, Michael; Russell, Bruce M.; Gatzemeyer, John J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An oral care implement is provided having a handle and a head with a soft tissue cleanser and/or tooth cleaning elements. The tooth cleaning elements may be attached to a flexible support on the head and be outwardly movable from the head. The cleaning elements may include a column-shaped bristle at the central portion of the flexible support and may further include a row of , first cleaning elements traversing a central region of the flexible support. The soft tissue cleanser may include a plurality of projections for cleaning the soft tissue and may have an elongate ridge projecting from the head in generally the same direction as the projections. The handle may include a base …
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 November 16, 2005 and granted August 20, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 16, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.