Granted Patent
Utility
US 6,054,597 · App. 09/006,538
Processes and intermediates for the preparation of cyclic urea HIV protease inhibitors
Inventors:
Lucius Rossano, Young S. Lo
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Jan 13, 1998
Inventors
Lucius Rossano
Young S. Lo
Assignee (at issue)
Dupont Pharmaceuticals
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.