Granted Patent
Utility
US 4,757,148 · App. 06/929,095
Intermediate 1-(2-nitro-1-imidazolyl)-3-substituted amino-2-propanols and the corresponding 2,3-butanediols
Inventors:
Israr Ahmed, Gerald E. Adams, Ian J. Stratford, David K. Gibson
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: Nov 10, 1986
Inventors
Israr Ahmed
Gerald E. Adams
Ian J. Stratford
David K. Gibson
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.