Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of 1-methyl-3-methylthio-4-quinolone and the sulfinyl, and sulfonyl analogs thereof

Process for the preparation of 1-methyl-3-methylthio-4-quinolone and the sulfinyl, and sulfonyl analogs thereof

US Patent 5011931 · Granted Apr 30, 1991

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pivoting hold-down device for use with an apparatus for manufacturing a package2017
Systems and methods for tracking employee leaves under the FMLA2008
Control system and method for cycle-based processes2001
Method and apparatus for control of drive systems for cycle based processes2000
Therapeutic 1,4-thiazepines1996
Chemical process1992
Chemical process1992
Chemical process1992
Chemical process1992
Chemical process1992
Quinolone sulphonamides useful as antihypertensive agents1988
4-Quinolinones having antihypertensive activity1981