Method of manufacturing a cooking utensil
CA 2074915 A1 · Owner: Figueras, Jaime Mas · Inventors: Figueras, Jaime Mas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of manufacturing a cooking utensil comprising a round container for the food, the container comprising a base a, plate of heat-conducting material and a cap enclosing the plate. plate is inserted into the enclosing cap and leaves an annular flow space between it and a preformed collar on the cap. The assembly of the container base, the plate and the cap is centered between the ram and die of a press and intermetallically bonded by single or multiple impulse pressure so as to form the convex curvature of the cap bottom and to mold the rim of the cap collar around the vessel. During impulse pressure, the plate is pressed by plastic deformation into the flow space, where it is …
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 July 29, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 29, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 29, 2014.
- 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.