Corner piece for a window
CA 2287630 A1 · Owner: Lee, Jang-Woo · Inventors: Lee, Jang-Woo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A corner piece for a window capable of elastically supporting a wheel assembly to a corner piece by means of a coil spring is provided. In the corner piece, an L- shaped metal body includes first and second flanges, and a fixing portion. First and second flanges integrally protrude and are curved from vertical and horizontal limbs. Fixing portion is integrally curved at a center area of the first flange. Cover member includes first and second covers . First cover is inserted into one side of the metal body and the second cover is inserted into other side of the metal body and contacts with the first cover. Wheel assembly includes a hinge bracket, a wheel, and a coil spring. One end portion …
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 October 27, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 27, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 27, 2021.
- 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.