Granted Patent
Utility
US 4,728,613 · App. 06/890,620
Method for the recovery of extracellular enzymes from whole fermentation beer
Inventors:
Jack W. Brewer, Charles E. Brothers, Terry F. Farver, Chong Y. Kim, Eunkyu Lee
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Aug 5, 1986
Inventors
Jack W. Brewer
Charles E. Brothers
Terry F. Farver
Chong Y. Kim
Eunkyu Lee
Assignee (at issue)
Miles Laboratories, Inc.
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.