Granted Patent
Utility
US 5,602,232 · App. 08/356,021
Method for producing metal-interferon-.alpha. crystals
Inventors:
Paul Reichert, Charles W. McNemar, Nagamani Nagahhushan, Tattanahalli L. Nagahhushan, Stephen Tindall, Alan Hruza
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Dec 14, 1994
Inventors
Paul Reichert
Charles W. McNemar
Nagamani Nagahhushan
Tattanahalli L. Nagahhushan
Stephen Tindall
Alan Hruza
Assignee (at issue)
SCHERING 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.