Patent ID: 8636110

Claim:
A ladder for mounting on a vehicle trailer comprising: an attachment bracket assembly mounted on the trailer wherein the attachment bracket assembly comprises an attachment bracket positioned parallel to a first side rail and a having at first pivotal connection with the first side rail and a second pivotal connection with the first side rail, the first pivotal connection having a pivotal axis in a plane perpendicular a pivotal axis of the second pivotal connection; a hand rail extending vertically from within the first side rail wherein the hand rail comprises a slanted portion or curved end; a second side rail parallel to the first side rail; and a plurality of rungs pivotally connected to both the first and second side rails; wherein the ladder is collapsible to decrease a distance between the first and second side rails, wherein the attachment bracket assembly comprises a first bracket having a plurality of apertures therein, the ladder further comprising: a second bracket attached to the first side rail and having a handle associated therewith, the handle having two ends; wherein the two ends of the handle cooperate with two apertures of the first bracket to secure the first side rail in an inclination orientation relative to the attachment bracket.