Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 4-hydroxyindole derivatives, the process for preparation thereof and their use

4-hydroxyindole derivatives, the process for preparation thereof and their use

US Patent 4977274 · Granted Dec 11, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Disubstituted glutarimide method for preparing same, and use thereof2001
Substituted 3-aryl-3-carboxyalkyl glutaramides, method for preparing same by 4-a1999
Process for the preparation of an optically pure aminoalcohol1998
Process for the preparation of an optically pure aminoalcohol1996
Alkali metal borohydride/anionic polymer solutions1994
Aminoalkoxyphenyl derivatives, process of preparation and compositions containin1993
Process for the preparation of an n-phenylacetic derivative of tetrahydrothieno(1993
Pyrozala-pyridyl aminoabkoxyphenol compounds1993
Benzofuranyl aminoalkoxyphenyl compounds1991
Use of aminoalkoxyphenyl derivatives for reducing and/or controlling excessive i1991
Process for the preparation of 2-propyl-2-pentenoic acid and its esters1990
Aminoalkoxyphenyl derivatives, process of preparation and compositions containin1990