Granted Patent
Utility
US 4,517,895 · App. 06/441,755
Electric initiator resistant to actuation by radio frequency and electrostatic energies
Inventor:
Klaus G. Rucker
Patented Case
View Patent ↗
Granted: May 21, 1985
Filed: Nov 15, 1982
Inventor
Klaus G. Rucker
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.