Granted Patent
Utility
US 4,728,164 · App. 06/885,045
Electrical contact pin for printed circuit board
Inventors:
Johan C. W. Lemmens, Hendricus J. A. Van Ierland
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Jul 14, 1986
Inventors
Johan C. W. Lemmens
Hendricus J. A. Van Ierland
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.