Granted Patent
Utility
US 4,842,524 · App. 07/116,471
Trailer light connection systems
Inventors:
Ross E. Hopkins, P. David Tan
Patented Case
View Patent ↗
Granted: Jun 27, 1989
Filed: Nov 3, 1987
Inventors
Ross E. Hopkins
P. David Tan
Assignee (at issue)
Hopkins Manufacturing 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.