Granted Patent
Utility
US 6,161,021 · App. 09/075,575
Remote notification control in wireless communication device
Inventor:
Marcellin A. Akpa
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: May 11, 1998
Inventor
Marcellin A. Akpa
Assignees (at issue)
SONY GROUP CORPORATION
SONY ELECTRONICS INC.
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.