Granted Patent
Utility
US 5,977,540 · App. 09/061,462
Laser-assisted particle analysis
Inventor:
William David Reents, Jr.
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Apr 16, 1998
Inventor
William David Reents, Jr.
Assignee (at issue)
LUCENT TECHNOLOGIES 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.