Granted Patent
Utility
US 4,649,771 · App. 06/768,990
Planetary gear drive with clutching assembly
Inventors:
Robert W. Atkinson, Mark J. Fogelberg
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Aug 26, 1985
Inventors
Robert W. Atkinson
Mark J. Fogelberg
Assignee (at issue)
BorgWarner 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.