Expired Canadian patentCanada
3-(substituted)-2,6-dinitroanilines
CA 1059140 A · Owner: Eli Lilly And Company · Inventors: Beck, James R.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel 3-(substituted)-2,6-dinitroanilines useful a8 herbicides and fungicides, are described herein. These compounds are prepared by reacting the corresponding 3-chlor? ?mpound with the appropriate displacement agent.
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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 July 24, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 24, 1996.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJuly 24, 1979
Term endedJuly 24, 1996
Patent numberCA 1059140 A
Classification (IPC)C07C247/16 +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.