Granted Patent
Utility
US 5,852,473 · App. 08/603,302
3-2 pulldown detector
Inventors:
Caspar Horne, Ali Tabatabai
Patented Case
View Patent ↗
Granted: Dec 22, 1998
Filed: Feb 20, 1996
Inventors
Caspar Horne
Ali Tabatabai
Assignee (at issue)
Tektronix, Inc.
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.