Granted Patent
Utility
US 6,082,751 · App. 08/839,693
Step structure for recreational vehicles and the like
Inventors:
Fred E. Hanes, Allen M. Williams
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Apr 15, 1997
Inventors
Fred E. Hanes
Allen M. Williams
Assignee (at issue)
HICKORY SPRINGS MANUFACTURING COMPANY
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.