Granted Patent
Utility
US 6,012,821 · App. 09/050,530
Support arm for surgical light apparatus
Inventors:
Gerald L. Yeaney, John M. Bulko, Frank L. Martyna, Thomas Peterson, Michael A. Taft
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Mar 30, 1998
Inventors
Gerald L. Yeaney
John M. Bulko
Frank L. Martyna
Thomas Peterson
Michael A. Taft
Assignee (at issue)
HILL-ROM, 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.