Granted Patent
Utility
US 6,174,293 · App. 09/473,214
Method and apparatus for collecting vaginal fluid and exfoliated vaginal cells for diagnostic purposes
Inventors:
Robert L. Buck, William H. Fleming
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Dec 27, 1999
Inventors
Robert L. Buck
William H. Fleming
Assignee (at issue)
A-Fem Medical Corporation
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.