Granted Patent
Utility
US 4,501,698 · App. 06/480,978
Preparing 1-(hydroxymethyl)-triazolobenzodiazepines and 1-(aminomethyl)-triazolobenzodiazepines
Inventor:
John R. Palmer
Patented Case
View Patent ↗
Granted: Feb 26, 1985
Filed: Mar 31, 1983
Inventor
John R. Palmer
Assignee (at issue)
The Upjohn Co.
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.