Granted Patent
Utility
US 4,504,873 · App. 06/482,099
Identification field scan apparatus
Inventors:
Peter B. Bandy, John A. Danen, Nyles Heise, Donald C. Holtan
Patented Case
View Patent ↗
Granted: Mar 12, 1985
Filed: Apr 4, 1983
Inventors
Peter B. Bandy
John A. Danen
Nyles Heise
Donald C. Holtan
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.