Granted Patent
Utility
US 4,415,328 · App. 06/306,568
Fuel and ignition control
Inventors:
Michael T. Grunden, William J. Roberts
Patented Case
View Patent ↗
Granted: Nov 15, 1983
Filed: Sep 28, 1981
Inventors
Michael T. Grunden
William J. Roberts
Assignee (at issue)
ALLIED CONSULTING, 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.