Granted Patent
Utility
US 6,637,597 · App. 09/947,794
Dual function portable computer bag
Inventor:
Memphis-Zhihong Yin
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Sep 6, 2001
Inventor
Memphis-Zhihong Yin
Assignee (at issue)
Hewlett-Packard Development Company, L.P.
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.