Granted Patent
Utility
US 5,388,922 · App. 08/095,470
Miniature keyboard
Inventor:
Gregory W. Smiley
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Jul 23, 1993
Inventor
Gregory W. Smiley
Assignee (at issue)
Smith Corona Corp.
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.