Granted Patent
Utility
US 5,657,096 · App. 08/432,242
Real time video conferencing system and method with multilayer keying of multiple video images
Inventor:
Michael Edward Lukacs
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: May 3, 1995
Inventor
Michael Edward Lukacs
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.