Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for the preparation of 5-chloro-2-hydroxy-4-alkyl-benzenesulfonic acids

Process for the preparation of 5-chloro-2-hydroxy-4-alkyl-benzenesulfonic acids

US Patent 5292932 · Granted Mar 8, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Ship with plane area elements which extend horizontally and are located in the h1999
Device for the exhaust and ventilation system on ships1998
Process for the preparation of tetrachloro-1,4-benzoquinone1996
Process for the preparation of substituted quinazoline-2,4,-diones1996
Process for the preparation of alkyl fluorobenzoates in high purity and high yie1995
Process for the preparation of alkyl 3-chlorophenyl sulfones1993
Process for the preparation of aromatic sulfonyl chlorides1992
Process for the preparation of 4,4'-dinitrodiphenylamine1991
Solvated salts of dinitrophenylcyanamides, and a process for the preparation the1985
Process for the biological purification of waste water1985
Process for preparing 1-nitrobenzene-2-alkyloxycarbonyl-5-carboxylic acids1985
Process for the manufacture of 3-amino-1-phenylpyrazol-5-one1983