Expired Canadian patentCanada
Yeast expressing glucoamylase
CA 1316472 C · Owner: Omnigene, Inc. · Inventors: Yocum, Robert Rogers; Daves, Robert S.; Chen, Michael 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
A diploid or greater ploidy yeast cell transformed with DNA encoding glucoamylase, the yeast cell being capable of producing enzymatically active glucoamylase.
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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 April 20, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 20, 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.
FiledMay 20, 1986
GrantedApril 20, 1993
Term endedApril 20, 2010
Patent numberCA 1316472 C
Classification (IPC)C12N15/64 +2 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.