Granted Patent
Utility
US 6,433,933 · App. 09/820,522
Internal diffuser for a charge controlled mirror screen display
Inventor:
Shawn R. Gettemy
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Mar 29, 2001
Inventor
Shawn R. Gettemy
Assignee (at issue)
PALM FIRM 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.