Granted Patent
Utility
US 4,968,629 · App. 07/133,028
Blood diluent for automatic and semi-automatic determination of white cells and method of utilizing same
Inventor:
James D. Lapicola
Patented Case
View Patent ↗
Granted: Nov 6, 1990
Filed: Dec 16, 1987
Inventor
James D. Lapicola
Assignee (at issue)
Hematology Marketing Associates, 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.