Granted Patent
Utility
US 5,525,895 · App. 08/330,048
Power supply for portable telephone
Inventor:
David A. Fishman
Patented Case
View Patent ↗
Granted: Jun 11, 1996
Filed: Oct 27, 1994
Inventor
David A. Fishman
Assignee (at issue)
AT&T 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.