Method for the prevention of gastro-intestinal ulcer caused by a non-steroidal anti-inflammatory agent
CA 1062615 A · Owner: Sumitomo Chemical Company · Inventors: Awata, Hiroshi; Yamamoto, Hisao; Komatsu, Toshiaki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for preventing gastro-intestinal ulcer caused by a non-steroidal anti-inflammatory agent, which comprises administering an effective amount of a quinazolinone of the formula wherein R1 is C1 3 alkyl, cyclopropylmethyl or 2,2,2trifluoroethyl, R2 is halogen, C1-3 alkyl or C1-3 alkoxy, and R3 is phenyl or thienyl, or a non-toxic pharmaceutically acceptable salt thereof in combination with a pharmaceutically effective amount of the nonsteroidal anti-inflammatory agent.
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 September 18, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 18, 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.
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.