Granted Patent
Utility
US 4,795,757 · App. 06/932,557
Bisarylamines
Inventors:
John R. Regan, Jeffrey N. Barton, John T. Suh, Jerry W. Skiles
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Nov 20, 1986
Inventors
John R. Regan
Jeffrey N. Barton
John T. Suh
Jerry W. Skiles
Assignee (at issue)
Rorer Pharmaceutical Corporation
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.