Granted Patent
Utility
US 6,766,639 · App. 10/261,561
Acoustic-structural LPC splitter
Inventor:
Eric W. Malmborg
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Sep 30, 2002
Inventor
Eric W. Malmborg
Assignee (at issue)
UNITED TECHNOLOGIES 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.