Granted Patent
Utility
US 4,242,032 · App. 06/050,702
Ramp and ramp carrier for trucks and the like
Inventors:
Paul L. Whiteman, Vernon E. Orr
Patented Case
View Patent ↗
Granted: Dec 30, 1980
Filed: Jun 21, 1979
Inventors
Paul L. Whiteman
Vernon E. Orr
Assignee (at issue)
Morgan Trailer Mfg. Co.
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.