Toothbrush having a tongue scraper
CA 2545635 C · Owner: Discus Dental, Llc · Inventors: Quan, Christopher; Rosenblood, Kenneth
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dental apparatus includes a substantially longitudinal housing having a distal end a proximal end having a toothbrush attached to it and a tongue scraper attached to the housing. The tongue scraper can be attached to the inside or the outside of the housing. It can be fully extended during storage or in a roll form. The toothbrush can be an electric toothbrush. The toothbrush may also include a light source. The housing may also include vents along a portion thereon so that the tongue scraper may be cleaned and air dried during storage. The tongue scraper may extend outwardly from the distal end of the housing perpendicular to the housing, or in a manner resembling a bow.
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 May 2, 2006 and granted November 18, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 2, 2026.
- 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.