Granted Patent
Utility
US 6,795,713 · App. 09/852,685
Portable telephone with attenuation for surrounding noise
Inventor:
Jamal Housni
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: May 11, 2001
Inventor
Jamal Housni
Assignee (at issue)
Sagem SA
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.