Granted Patent
Utility
US 6,004,821 · App. 09/236,168
Method and apparatus for performing chemical, qualitative, quantitative, and semi-quantitative analyses of a urine sample
Inventors:
Robert A. Levine, Stephen C. Wardlaw
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Jan 25, 1999
Inventors
Robert A. Levine
Stephen C. Wardlaw
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.