Granted Patent
Utility
US 6,486,871 · App. 09/958,501
Pointing device with Z-axis functionality and reduced component count
Inventor:
Victor Marten
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Mar 12, 2002
Inventor
Victor Marten
Assignee (at issue)
Semtech 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.