Granted Patent
Utility
US 4,286,056 · App. 06/116,187
Method for making therapeutic enzyme compositions
Inventors:
Thomas J. Andary, L. Raymond Berkebile, William R. Thomas, Daphne C. Tse
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Jan 28, 1980
Inventors
Thomas J. Andary
L. Raymond Berkebile
William R. Thomas
Daphne C. Tse
Assignee (at issue)
Baxter Travenol 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.