Granted Patent
Utility
US 6,688,187 · App. 10/454,661
Aerosol sampling system
Inventor:
Donald A. Masquelier
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Jun 3, 2003
Inventor
Donald A. Masquelier
Assignee (at issue)
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
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.