Granted Patent
Utility
US 4,956,913 · App. 07/418,833
Pin alignment method
Inventor:
Michael P. Eck
Patented Case
View Patent ↗
Granted: Sep 18, 1990
Filed: Oct 10, 1989
Inventor
Michael P. Eck
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.