Granted Patent
Utility
US 4,510,619 · App. 06/307,809
Document processing system
Inventors:
Thomas Q. LeBrun, John Torkelson, Roy E. Dempster, Jr., Richard G. Van Tyne
Patented Case
View Patent ↗
Granted: Apr 9, 1985
Filed: Oct 1, 1981
Inventors
Thomas Q. LeBrun
John Torkelson
Roy E. Dempster, Jr.
Richard G. Van Tyne
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.