Granted Patent
Utility
US 4,540,565 · App. 06/292,602
Reduced IgG in low ionic strength medium for immunohematologic agglutination
Inventors:
Daniel Roman, Mitchell J. Fruitstone
Patented Case
View Patent ↗
Granted: Sep 10, 1985
Filed: Aug 13, 1981
Inventors
Daniel Roman
Mitchell J. Fruitstone
Assignee (at issue)
American Hospital Supply Corp.
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.