Granted Patent
Utility
US 5,535,131 · App. 08/445,816
System for analyzing sound quality in automobile using musical intervals
Inventor:
David Sanders
Patented Case
View Patent ↗
Granted: Jul 9, 1996
Filed: Aug 22, 1995
Inventor
David Sanders
Assignee (at issue)
Chrysler Group LLC
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.