Expired Canadian patentCanada
6'-n-methyl-xk-88-5 and process for the production thereof
CA 1087612 A · Owner: Abbott Laboratories · Inventors: Matsushima, Hideo; Mori, Yasuki
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 new semi-synthetic antibiotic 6'-N-methyl-XK-88-5, is produced by chemically modifying the antibiotic XK-88-5. - 2 -
Read the whole patent
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 October 14, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 14, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 25, 1977
GrantedOctober 14, 1980
Term endedOctober 14, 1997
Patent numberCA 1087612 A
Classification (IPC)C07H15/22 +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.