IP Library Granted Patent US 4,840,163
Granted Patent Utility
US 4,840,163 · App. 07/001,420

Electromagnet, valve assembly and fuel metering apparatus

Inventors: Daniel E. Alsobrooks, Hansueli Bart, Richard Chauvin, Thomas Alexander Horn, John Merte, Gerhard Mesenich, Donna M. Mitts
Patented Case View Patent ↗
Granted: Jun 20, 1989 Filed: Jan 8, 1987
Inventors
Daniel E. Alsobrooks
Hansueli Bart
Richard Chauvin
Thomas Alexander Horn
John Merte
Gerhard Mesenich
Donna M. Mitts
Assignee (at issue)
Colt Industries, Inc.

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.

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Quick Facts
Patent No.
US 4,840,163
App. No.
07/001,420
Filed
1987-01-08
Granted
1989-06-20
Kind
A