Granted Patent
Utility
US 4,387,303 · App. 06/209,980
Radioisotope generator
Inventor:
Harm M. Benjamins
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Nov 24, 1980
Inventor
Harm M. Benjamins
Assignee (at issue)
Byk-Mallinckrodt CIL B.V.
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.