Granted Patent
Utility
US 5,242,680 · App. 07/749,392
Thiol-reactive maleimido-based radiolabeling reagents
Inventor:
Michael Chorev
Patented Case
View Patent ↗
Granted: Sep 7, 1993
Filed: Aug 23, 1991
Inventor
Michael Chorev
Assignee (at issue)
MERCK & CO., 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.