Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for preparing 1,3-dialkyl-5-hydroxyoxindoles and the ether derivatives thereof

Process for preparing 1,3-dialkyl-5-hydroxyoxindoles and the ether derivatives thereof

US Patent 5614637 · Granted Mar 25, 1997

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electromechanical brake booster for a brake system of a vehicle, and method for 2017
Apparatus for the continuous thermal treatment of electrically conductive contin2016
Benzimidazole derivative2013
Process for the preparation of a benzimidazole derivative2012
3-[(2-{[4-(hexyloxycarbonylaminoiminomethyl) phenylamino]methyl}-1-methyl-1H-ben2011
Hydraulic unit for a hydraulic vehicle brake system having anti-skid control2011
Device for the elastic mounting of a hydraulic unit in a motor vehicle braking s2009
Process for manufacturing of chiral lobelin2009
Process for preparing N-substituted 3-β-aminonortropanes2008
Process for isolating of α-mangostin2007
Process for the manufacture of tropenol2003
Process for purifying 20(S)-camptothecin2002