Granted Patent
Utility
US 4,474,888 · App. 06/437,222
Determination of urea
Inventors:
E. Melvin Gindler, Olga Daskalakis
Patented Case
View Patent ↗
Granted: Oct 2, 1984
Filed: Oct 28, 1982
Inventors
E. Melvin Gindler
Olga Daskalakis
Assignee (at issue)
Sherwood Medical 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.