Granted Patent
Utility
US 5,563,158 · App. 08/343,159
Aromatic compounds containing basic and acidic termini useful as fibrinogen receptor antagonists
Inventors:
William F. DeGrado, Chu-Biao Xue
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Nov 22, 1994
Inventors
William F. DeGrado
Chu-Biao Xue
Assignee (at issue)
The DuPont Merck Pharmaceutical 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.