Granted Patent
Utility
US 4,224,232 · App. 05/971,707
Production of carboxylic acids from olefins and mixtures of olefins
Inventors:
Anatoli Onopchenko, Johann G. D. Schulz
Patented Case
View Patent ↗
Granted: Sep 23, 1980
Filed: Dec 21, 1978
Inventors
Anatoli Onopchenko
Johann G. D. Schulz
Assignee (at issue)
Gulf Research & Development Company
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.