Granted Patent
Utility
US 6,468,474 · App. 09/754,523
Saliva testing and confirmation device
Inventors:
Steven S. Bachand, Geoffrey R. Anderson, Lawrence C. McPhee, Stephen K. Schultheis, Dennis D. Blevins
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Jan 4, 2001
Inventors
Steven S. Bachand
Geoffrey R. Anderson
Lawrence C. McPhee
Stephen K. Schultheis
Dennis D. Blevins
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.