Granted Patent
Utility
US 6,469,240 · App. 09/827,550
Rhythm feature extractor
Inventors:
François Pachet, Olivier Delerue
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Apr 5, 2001
Inventors
François Pachet
Olivier Delerue
Assignee (at issue)
Sony France S.A.
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.