Granted Patent
Utility
US 5,568,510 · App. 08/312,595
Apparatus and method for obtaining synchronism between a base station and a portable unit arranged for operation in a frequency hopping system
Inventor:
Herbert W. Tam
Patented Case
View Patent ↗
Granted: Oct 22, 1996
Filed: Sep 27, 1994
Inventor
Herbert W. Tam
Assignee (at issue)
AT & T IPM 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.