Granted Patent
Utility
US 5,364,947 · App. 08/224,758
Process for separating cephalomannine from taxol using ozone and water-soluble hydrazines or hydrazides
Inventors:
Christopher K. Murray, Jeffrey T. Beckvermit, Dominick J. Anziano
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Apr 8, 1994
Inventors
Christopher K. Murray
Jeffrey T. Beckvermit
Dominick J. Anziano
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.