Granted Patent
Utility
US 6,748,086 · App. 09/691,869
Cabin communication system without acoustic echo cancellation
Inventors:
Saligrama R. Venkatesh, Alan Matthew Finn
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Oct 19, 2000
Inventors
Saligrama R. Venkatesh
Alan Matthew Finn
Assignee (at issue)
Lear 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.