Decorated glass-ceramic plate and corresponding method of decoration
CA 2340414 A1 · Owner: Peschiera, Sophie · Inventors: Comte, Marie; Peschiera, Sophie; Beunet, Lionel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a decorated glass-ceramic plate suitable in , particular as a cooktop, comprising a glass-ceramic plate having a low coefficient of thermal expansion between ~ 15 x 10-7 K-1 (20-700 ~C) and a decoration on the surface of said plate. Characteristically said decoration , comprises a vitrified glass frit containing 10 to 35 % by weight of pigments and said decorated glass-ceramic cooktop has a modulus of rupture of at least 120 MPa. The invention also relates to a method of decorating glass-ceramic plates and to an enamel which is useful in particular for implementing said method.
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 August 13, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 13, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 13, 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.