Granted Patent
Utility
US 4,782,089 · App. 06/900,599
2-amino-3-aroyl-gamma-oxobenzenebutanoic acids and esters
Inventor:
David A. Walsh
Patented Case
View Patent ↗
Granted: Nov 1, 1988
Filed: Aug 26, 1986
Inventor
David A. Walsh
Assignee (at issue)
A. H. Robins Company, Incorporated
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.