Granted Patent
Utility
US 6,464,939 · App. 09/610,818
Saliva testing and confirmation device
Inventors:
Steven S. Bachand, Geoffrey R. Anderson, Lawrence C. McPhee, Stephen K. Schultheis, Dennis D. Blevins, John A. Faux
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Jul 6, 2000
Inventors
Steven S. Bachand
Geoffrey R. Anderson
Lawrence C. McPhee
Stephen K. Schultheis
Dennis D. Blevins
John A. Faux
Assignee (at issue)
Varian, 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.