Granted Patent
Utility
US 5,529,991 · App. 08/196,116
Oral 1.alpha.-hydroxyprevitamin D
Inventors:
Joyce C. Knutson, Charles R. Valliere, Charles W. Bishop
Patented Case
View Patent ↗
Granted: Jun 25, 1996
Filed: Feb 22, 1994
Inventors
Joyce C. Knutson
Charles R. Valliere
Charles W. Bishop
Assignee (at issue)
Lunar 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.