Expired Canadian patentCanada
Potato product with asymmetric corrugations
CA 1324023 C · Owner: Curtice-Burns, Inc. · Inventors: Fielding, Mimi S.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract, A potato chip or snack product having corrugated upper and lower surfaces. The corrugations are defined by an asymmetric waveform. The waveforms on the upper and lower surfaces are in phase which each other.
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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
- Granted November 9, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 9, 2010.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 26, 1987
GrantedNovember 9, 1993
Term endedNovember 9, 2010
Patent numberCA 1324023 C
Classification (IPC)A23L19/18
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.