IP Library Granted Patent US 6,681,209
Granted Patent Utility
US 6,681,209 · App. 09/309,704

Method and an apparatus for sampling-rate conversion of audio signals

Inventors: Jurgen Schmidt, Ernst Schroder
Patented Case View Patent ↗
Granted: Jan 20, 2004 Filed: May 11, 1999
Inventors
Jurgen Schmidt
Ernst Schroder
Assignee (at issue)
Thomson Licensing

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,681,209
App. No.
09/309,704
Filed
1999-05-11
Granted
2004-01-20
Kind
B1