Venetian blind with a shade cloth
CA 2363439 A1 · Owner: Nien Made Enterprise Co. Ltd. · Inventors: Nien, Ming
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A venetian blind comprises a main blind assembly and a shade cloth. The main blind assembly has a head rail a bottom rail, a slat set, having a plurality of slats a lift cord controlling device for driving said slat set to move and for locking said slat set at a predetermined position and a tilt controlling assembly. The shade cloth has a covering body and a connecting device. The covering body has a covering cloth and a plurality of sleeves transversely extending at one side of the covering cloth for the slats respectively receiving therein. The connecting device crossing the sleeves and fixing with the sleeves at outer ends thereof. The top end of the connecting device connects to the …
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 21, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 21, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 21, 2023.
- 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.