Granted Patent
Utility
US 4,532,203 · App. 06/436,770
Fluorescent determination of microlymphocytotoxicity
Inventors:
Edwin F. Ullman, F. Carl Grumet
Patented Case
View Patent ↗
Granted: Jul 30, 1985
Filed: Oct 26, 1982
Inventors
Edwin F. Ullman
F. Carl Grumet
Assignee (at issue)
Syva Company
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.