Granted Patent
Utility
US 5,675,037 · App. 07/628,770
Selective acylation of hydrazines
Inventor:
Martha J. Kelly
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: Dec 17, 1990
Inventor
Martha J. Kelly
Assignee (at issue)
Rohm and Haas Company
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.