Expired Canadian patentCanada
Automatic detection and rejection of foreign bodies from vegetables transported on a conveyor
CA 1113177 A · Owner: Elbicon Electronics Pvba · Inventors: Drabs, Henri J.J.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for detection and removal of foreign bodies from vegetables dispersed and transported on a conveyor belt consisting of a multichannel detection system based on reflection analysis of polarised infra-red light.
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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 24, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 24, 1998.
- 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 11, 1978
GrantedNovember 24, 1981
Term endedNovember 24, 1998
Patent numberCA 1113177 A
Classification (IPC)G05B15/00 +1 more
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.