Vehicle window opening/closing device
CA 2204322 A1 · Owner: Takahashi, Shunzo · Inventors: Takahashi, Shunzo; Tamura, Masayuki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a vehicle window opening/closing device for opening and closing a window glass by link action executed by a sector gear reciprocatingly swung by rotation of a pinion gear, a lift arm and a coupling link when the, window glass is in its fully-closed-state the journaling, point at which the coupling link is supported by the sector gear is set to cross a fulcrum in the positional relationship between the sector gear and the coupling link, whereas a regulation portion composed of a regulating piece and a regulated piece is provided between the sector gear and the coupling link to thereby regulate movement of the coupling link in a, beyond-fulcrum-direction across the fully-closed-state. With …
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, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 2, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 2, 2019.
- 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.