Granted Patent
Utility
US 5,167,948 · App. 07/455,432
Diagnostic or radiotherapeutic composition comprising a hydrogen containing compound
Inventor:
Martin Wenzel
Patented Case
View Patent ↗
Granted: Dec 1, 1992
Filed: Nov 21, 1989
Inventor
Martin Wenzel
Assignee (at issue)
MallincKrodt Medical, Inc.
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.