Granted Patent
Utility
US 5,266,301 · App. 07/717,607
Method for rapid in vivo assessment of intravenous irritation of pharmaceutical compositions
Inventors:
Ricardo Ochoa, Bruce C. Graves
Patented Case
View Patent ↗
Granted: Nov 30, 1993
Filed: Jun 20, 1991
Inventors
Ricardo Ochoa
Bruce C. Graves
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.