Granted Patent
Utility
US 4,890,478 · App. 07/095,745
Gas-in-oil monitoring apparatus and method
Inventors:
C. Clair Claiborne, Robert A. Kurz, Henry A. Pearce, Jr., Harry Reid Sheppard
Patented Case
View Patent ↗
Granted: Jan 2, 1990
Filed: Sep 11, 1987
Inventors
C. Clair Claiborne
Robert A. Kurz
Henry A. Pearce, Jr.
Harry Reid Sheppard
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.