Granted Patent
Utility
US 6,563,992 · App. 09/347,479
Small diameter diffuse reflectance probe
Inventor:
Walter M. Doyle
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Jul 2, 1999
Inventor
Walter M. Doyle
Assignee (at issue)
Axiom Analytical, 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.