Granted Patent
Utility
US 6,545,586 · App. 09/440,303
Method and apparatus for establishing and using hierarchy among remotely controllable theatre devices
Inventor:
Richard S. Belliveau
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Nov 17, 1999
Inventor
Richard S. Belliveau
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.