Granted Patent
Utility
US 6,283,638 · App. 09/484,202
Slip ring with integral bearing assembly and method of manufacture
Inventors:
Henry O. Feuer, Jr., Donald L. Grissom, Thomas H. Beeken
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Jan 18, 2000
Inventors
Henry O. Feuer, Jr.
Donald L. Grissom
Thomas H. Beeken
Assignee (at issue)
Litton Systems, 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.