Granted Patent
Utility
US 5,391,887 · App. 08/016,990
Method and apparatus for the management of hazardous waste material
Inventor:
Holt A. Murray, Jr.
Patented Case
View Patent ↗
Granted: Feb 21, 1995
Filed: Feb 10, 1993
Inventor
Holt A. Murray, Jr.
Assignees (at issue)
The Trustees of Princeton University
British Technology Group USA 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.