Granted Patent
Utility
US 6,603,241 · App. 09/576,807
Acoustic mirror materials for acoustic devices
Inventors:
Bradley Paul Barber, Harold Alexis Huggins, Ronald E. Miller, Donald W. Murphy, Yiu-Huen Wong
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: May 23, 2000
Inventors
Bradley Paul Barber
Harold Alexis Huggins
Ronald E. Miller
Donald W. Murphy
Yiu-Huen Wong
Assignee (at issue)
Agere Systems 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.