Granted Patent
Utility
US 4,874,871 · App. 07/030,774
Process for preparing (+)-2,3-Dihydro-1H-pyrrolo[1,2-a]pyrrole-1-carboxylic acid and related compounds
Inventors:
Michael P. Fleming, George C. Schloemer, Hiralal N. Khatri
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Mar 25, 1987
Inventors
Michael P. Fleming
George C. Schloemer
Hiralal N. Khatri
Assignee (at issue)
Syntex (U.S.A.) LLC
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.