Granted Patent
Utility
US 5,899,984 · App. 08/726,810
Apparatus and method for detection of molecular vapors in an atmospheric region
Inventors:
C. David Wang, James P. Thompson, William T. Walter
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Oct 7, 1996
Inventors
C. David Wang
James P. Thompson
William T. Walter
Assignee (at issue)
AIL Systems, 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.