Granted Patent
Utility
US 4,308,398 · App. 06/175,258
Elimination of reducing sugars present in trisodium citrate
Inventor:
Peter J. Borchert
Patented Case
View Patent ↗
Granted: Dec 29, 1981
Filed: Aug 4, 1980
Inventor
Peter J. Borchert
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.