Granted Patent
Utility
US 5,506,142 · App. 08/301,522
Probe wash for liquid analysis apparatus
Inventors:
Richard C. Mahaffey, John Charles Mazza, Ronald Norman Diamond
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Sep 7, 1994
Inventors
Richard C. Mahaffey
John Charles Mazza
Ronald Norman Diamond
Assignee (at issue)
Dade International, 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.