Granted Patent
Utility
US 6,368,819 · App. 09/786,544
Microbial process for the preparation of acetic acid as well as solvent for its extraction from the fermentation broth
Inventors:
James L. Gaddy, Edgar C. Clausen, Ching-Whan Ko, Leslie Wade, Carl V. Wikstrom
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Mar 7, 2001
Inventors
James L. Gaddy
Edgar C. Clausen
Ching-Whan Ko
Leslie Wade
Carl V. Wikstrom
Assignees (at issue)
Bioengineering Resources, Inc.
Celanese International 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.