Granted Patent
Utility
US 6,363,345 · App. 09/252,874
System, method and apparatus for cancelling noise
Inventors:
Joseph Marash, Baruch Berdugo
Patented Case
View Patent ↗
Granted: Mar 26, 2002
Filed: Feb 18, 1999
Inventors
Joseph Marash
Baruch Berdugo
Assignee (at issue)
Andrea Electronics 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.