Granted Patent
Utility
US 5,162,372 · App. 07/674,297
Pharmaceutical compositions for treating certain cancers
Inventors:
Andrew M. Creighton, William A. Jeffery
Patented Case
View Patent ↗
Granted: Nov 10, 1992
Filed: Mar 25, 1991
Inventors
Andrew M. Creighton
William A. Jeffery
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT CORPORATION
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.