Granted Patent
Utility
US 5,649,808 · App. 08/472,938
Motor passive direction indicator and reversal alarm
Inventors:
Gary Gruszecki, Jon Steven Ingebrigtsen, Bruce Ellingboe
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Jun 6, 1995
Inventors
Gary Gruszecki
Jon Steven Ingebrigtsen
Bruce Ellingboe
Assignee (at issue)
Cobe Laboratories, 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.