Granted Patent
Utility
US 6,177,865 · App. 09/097,270
Dual operational and brake light control for trailers
Inventors:
Richard C. Bryant, Richard B. Johnson
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Jun 15, 1998
Inventors
Richard C. Bryant
Richard B. Johnson
Assignee (at issue)
MasoTech, 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.