Granted Patent
Utility
US 4,757,792 · App. 06/742,583
Internal combustion engine
Inventors:
John D. Flaig, Gene F. Baltz, Henry C. Billingsley, David J. Hartke, James A. Holcomb, Chester G. DuBois, Dale L. Taipale
Patented Case
View Patent ↗
Granted: Jul 19, 1988
Filed: Jun 7, 1985
Inventors
John D. Flaig
Gene F. Baltz
Henry C. Billingsley
David J. Hartke
James A. Holcomb
Chester G. DuBois
Dale L. Taipale
Assignee (at issue)
Outboard Marine Corporation
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.