Expired Canadian patentCanada
Use of cellulase in wet milling
CA 1304032 C · Owner: Silver, Scott C. · Inventors: Silver, Scott C.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Scott C. Silver ABSTRACT, The invention relates to a method of milling grain especially corn, comprising cleaning the grain steeping the grain in water to soften, it and then milling the grain with a cellulase enzyme. MM244C/03/12/87 1
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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 June 23, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 23, 2009.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 13, 1988
GrantedJune 23, 1992
Term endedJune 23, 2009
Patent numberCA 1304032 C
Classification (IPC)C08B30/04
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.