Granted Patent
Utility
US 4,803,039 · App. 06/825,427
On line interactive monitoring of the execution of process operating procedures
Inventors:
Albert J. Impink, Jr., Melvin H. Lipner, Roger A. Mundy
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: Feb 3, 1986
Inventors
Albert J. Impink, Jr.
Melvin H. Lipner
Roger A. Mundy
Assignee (at issue)
Westinghouse Electric Company LLC
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.