Vehicle ramp

Details Vehicle ramp Vehicle ramp

2002-12-13

2008-10-07

Hartmann, Gary S (Department: 3671)

Bridges

Gangway, ramp, or dock leveler

Reexamination Certificate

active

07430775

ABSTRACT:
A vehicle ramp comprising two outer side rails, a plurality of rungs configured to extend between the side rails, and at least one connecting member configured to releasably secure the side rails in place with the rungs therebetween. A plurality of slots in each side rail are configured to receive opposing ends of the rungs and to hold the same in place when the side rails are secured together by the connecting member.

REFERENCES:
patent: 106996 (1870-09-01), Cannon et al.
patent: 285605 (1883-09-01), Flora
patent: D35000 (1901-08-01), Kendrick
patent: 726046 (1903-04-01), Grabs
patent: 984823 (1911-02-01), Linden
patent: 1279944 (1918-09-01), Tolman
patent: 1319576 (1919-10-01), Durden
patent: 1445573 (1923-02-01), Wilford
patent: 1846567 (1932-02-01), Murray, Jr.
patent: 1926885 (1933-09-01), Rich
patent: 1977299 (1934-10-01), Bates
patent: 2113403 (1938-04-01), Harmon
patent: 2274125 (1942-02-01), Carney
patent: 2350875 (1944-06-01), Carney
patent: 3224081 (1965-12-01), Richter
patent: 4024929 (1977-05-01), Mintz
patent: 4508321 (1985-04-01), Morimoto
patent: 4627200 (1986-12-01), Lapeyre
patent: 5134732 (1992-08-01), Li
patent: 5156234 (1992-10-01), McCallum et al.
patent: 5201085 (1993-04-01), Shamie
patent: 5211260 (1993-05-01), Toycen
patent: 5547041 (1996-08-01), Morral Gispert
patent: 5938397 (1999-08-01), Schouest
patent: 6032759 (2000-03-01), Yeh
patent: 6139249 (2000-10-01), Lucht
patent: 6526706 (2003-03-01), Fowler
In re Karlson (CCPA) 136 USPQ 184, 1963.

Affiliated with

Also associated with

Rating

Vehicle ramp does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Vehicle ramp, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Vehicle ramp will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4004655