Spectacle frame
CA 2286765 A1 · Owner: Etablissements Rochaix Neyron · Inventors: Dupraz, Jean-Francois; Dupraz, Jean-Luc
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a spectacle frame (1) in the shape of two rims and comprising on either side, a catch whereto is connected by articulating means a spectacle bow (6) said frame (1) being provided with magnetic means (7) to be fixed on a support (8) said fixing means consisting of at least a magnet (9) associated with the spectacle frame (1). Said frame (1) is characterised in that said magnet (9) is associated with at least one of the frame (1) bows (6). The invention also concerns a seat for receiving such a spectacle frame (1) such a seat (11) is characterised in that it is in the form of a metallic ferrous plate whether magnetic or not, comprising means (13) to be fixed on any …
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 20, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 20, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 20, 2020.
- 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.