Granted Patent
Utility
US 4,409,686 · App. 06/159,750
Method of serialization of dice
Inventors:
Kenneth A. Ports, Justin E. Harlow
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Jun 16, 1980
Inventors
Kenneth A. Ports
Justin E. Harlow
Assignee (at issue)
HARRIS 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.