Granted Patent
Utility
US 6,718,039 · App. 09/169,352
Acoustic correction apparatus
Inventors:
Arnold I. Klayman, Alan D. Kraemer
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Oct 9, 1998
Inventors
Arnold I. Klayman
Alan D. Kraemer
Assignee (at issue)
SRS Labs, 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.