Interdental brush
CA 2607945 C · Owner: Weber, Magdalena · Inventors: Weber, Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Interdental brush with an elongate brush body (12) which comprises an elastically compressible coupling member (19) for snapping-in in a receiving opening (18) of a brush handle (13); wherein the coupling member (19) comprises at least two expanding arms (27, 28) which are elastically movable towards each other; the coupling member (19), on its outer side comprises a , snap-in depression (26) in the region of the expanding arms (27 28) for a positive-locking fit in the receiving opening (18) of the brush handle (13), said depression being delimited by shoulders (29) extending at right angles to the longitudinal axis of the brush body.
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 28, 2006 and granted August 26, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 28, 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.