Granted Patent
Utility
US 4,363,596 · App. 06/150,844
Method and apparatus for surge detection and control in centrifugal gas compressors
Inventors:
Thomas E. Watson, Paul R. Smallwood, Jr.
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: May 19, 1980
Inventors
Thomas E. Watson
Paul R. Smallwood, Jr.
Assignee (at issue)
McQuay-Perfex 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.