Granted Patent
Utility
US 5,336,684 · App. 08/053,902
Oxidation products of cephalomannine
Inventors:
Christopher K. Murray, Jeffrey T. Beckvermit, Timothy D. Ziebarth
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Apr 26, 1993
Inventors
Christopher K. Murray
Jeffrey T. Beckvermit
Timothy D. Ziebarth
Assignee (at issue)
Hauser Chemical Research, 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.