Granted Patent
Utility
US 5,621,701 · App. 07/391,901
Controlled compliance acoustic baffle
Inventors:
Alfred Denaro, Thomas Bertram, John D. Lea
Patented Case
View Patent ↗
Granted: Apr 15, 1997
Filed: Aug 10, 1989
Inventors
Alfred Denaro
Thomas Bertram
John D. Lea
Assignee (at issue)
Lockheed Martin Tactical 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.