Granted Patent
Utility
US 4,536,801 · App. 06/307,686
Video data compression system and method
Inventors:
John Torkelson, Weldon A. Sanders, Jr.
Patented Case
View Patent ↗
Granted: Aug 20, 1985
Filed: Oct 1, 1981
Inventors
John Torkelson
Weldon A. Sanders, Jr.
Assignee (at issue)
BancTec, Incorporated
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.