Granted Patent
Utility
US 6,397,167 · App. 09/740,412
Time and activity tracker with hardware abstraction layer
Inventors:
Gary Skinner, Michael G. Lehman
Patented Case
View Patent ↗
Granted: May 28, 2002
Filed: Dec 19, 2000
Inventors
Gary Skinner
Michael G. Lehman
Assignee (at issue)
Discovision Associates
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.