Granted Patent
Utility
US 5,166,424 · App. 07/810,713
Liquid phase oxidation of alcohols to prepare carboxylic acids
Inventors:
Kristi A. Fjare, Calvin T. Chew
Patented Case
View Patent ↗
Granted: Nov 24, 1992
Filed: Dec 18, 1991
Inventors
Kristi A. Fjare
Calvin T. Chew
Assignee (at issue)
Amoco Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.