Granted Patent
Utility
US 4,749,649 · App. 06/494,747
Microbial .DELTA.1-dehydrogenation process using a scavenger of toxic oxygen
Inventors:
Timothy W. Evans, Leo A. Kominek, Holly J. Wolf, Sheryl L. Henderson
Patented Case
View Patent ↗
Granted: Jun 7, 1988
Filed: May 16, 1983
Inventors
Timothy W. Evans
Leo A. Kominek
Holly J. Wolf
Sheryl L. Henderson
Assignee (at issue)
The Upjohn Co.
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.