Granted Patent
Utility
US 5,793,355 · App. 08/808,005
Portable computer with interchangeable pointing device modules
Inventor:
John E. Youens
Patented Case
View Patent ↗
Granted: Aug 11, 1998
Filed: Mar 3, 1997
Inventor
John E. Youens
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.