Granted Patent
Utility
US 5,086,716 · App. 07/516,210
System, apparatus and method for disposing of solid waste
Inventor:
Fred A. Lafser, Jr.
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Apr 30, 1990
Inventor
Fred A. Lafser, Jr.
Assignee (at issue)
Industrial Waste Management, 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.