Granted Patent
Utility
US 5,610,992 · App. 08/405,677
Portable electronic device having a ported speaker enclosure
Inventor:
Scott N. Hickman
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Mar 17, 1995
Inventor
Scott N. Hickman
Assignee (at issue)
Hewlett-Packard 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.