Granted Patent
Utility
US 5,835,211 · App. 08/625,540
Single-particle optical sensor with improved sensitivity and dynamic size range
Inventors:
David Wells, David F. Nicoli
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Mar 28, 1996
Inventors
David Wells
David F. Nicoli
Assignee (at issue)
Particle Sizing 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.