Granted Patent
Utility
US 6,584,613 · App. 09/272,325
Simplified TV viewer response system and method using special codes and subscriber custom calling codes
Inventors:
James M. Dunn, Peter S. Lee, Edith H. Stern, Barry E. Willner
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Mar 19, 1999
Inventors
James M. Dunn
Peter S. Lee
Edith H. Stern
Barry E. Willner
Assignee (at issue)
International Business Machines Corporation
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.