Granted Patent
Utility
US 5,808,602 · App. 08/616,661
Rotary cursor positioning apparatus
Inventor:
Charles A. Sellers
Patented Case
View Patent ↗
Granted: Sep 15, 1998
Filed: Mar 15, 1996
Inventor
Charles A. Sellers
Assignee (at issue)
Compaq Computer Corporation
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.