IP Library Granted Patent US 4,291,124
Granted Patent Utility
US 4,291,124 · App. 06/129,518

Process for the acid hydrolysis of carbohydrate polymers and the continuous fermentation of the sugars obtained therefrom to provide ethanol

Inventors: Werner C. Muller, Franklyn D. Miller
Patented Case View Patent ↗
Granted: Sep 22, 1981 Filed: Mar 12, 1980
Inventors
Werner C. Muller
Franklyn D. Miller
Assignee (at issue)
National Distillers and Chemical 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.

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Quick Facts
Patent No.
US 4,291,124
App. No.
06/129,518
Filed
1980-03-12
Granted
1981-09-22
Kind
A