Granted Patent
Utility
US 5,622,845 · App. 08/470,683
Fermentation method for producing norleucine
Inventors:
David P. Brunner, Gary C. Harbour, Richard J. Kirschner, James F. Pinner, Robert L. Garlick
Patented Case
View Patent ↗
Granted: Apr 22, 1997
Filed: Jun 6, 1995
Inventors
David P. Brunner
Gary C. Harbour
Richard J. Kirschner
James F. Pinner
Robert L. Garlick
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.