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Class Information
Number: 414/537
Name: Material or article handling > Self-loading or unloading vehicles > Conveyor > Skidway
Description: Vehicles having inclined load-engaging ways of skids, for loading or unloading purposes.










Sub-classes under this class:

Class Number Class Name Patents
414/538 With haulage means (e.g., cable, etc.) 107


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8695141 Tire unloading ramp Apr. 15, 2014
8684412 Collapsible trailer Apr. 1, 2014
8668427 Bridge for a tailgate of a pickup truck Mar. 11, 2014
8561238 Hitch receiver mounted tailgate ramp Oct. 22, 2013
8561549 Ramp for evacuation device Oct. 22, 2013
8533884 Fold out ramp Sep. 17, 2013
8534979 Front entry power access ramp Sep. 17, 2013
8475109 Modular dolly Jul. 2, 2013
8448278 Ramp system for cargo airplanes May. 28, 2013
8448972 Towing device for an all-terrain vehicle May. 28, 2013
8438683 Sliding fold out ramp May. 14, 2013
8371427 Portable and collapsible loading and unloading ramp Feb. 12, 2013
8348587 Vehicle storage/loading system for sheets Jan. 8, 2013
8327485 Counterbalance for a fold out ramp Dec. 11, 2012
8302235 Ramp assembly Nov. 6, 2012
8276965 Space saving automobile loading ramp system Oct. 2, 2012
8256053 Ramp bottom transition foot Sep. 4, 2012
8197176 Foldable access ramp for vehicles Jun. 12, 2012
8123455 Loading ramp and trailer Feb. 28, 2012
8105007 Vehicle transport ramp system Jan. 31, 2012
8091942 Recreational vehicle with ramp door Jan. 10, 2012
8079798 Tiltable loading ramp Dec. 20, 2011
8061754 Heavy duty cargo bed extender with ramp for pickup trucks Nov. 22, 2011
8061954 Cargo door/ramp lift assist system Nov. 22, 2011
8057152 Wheelchair lifting apparatus Nov. 15, 2011
7976264 Truck bed apparatus Jul. 12, 2011
7966685 Pocket ramp Jun. 28, 2011
7870631 Fold out ramp Jan. 18, 2011
7841821 Tiltable hauling device Nov. 30, 2010
7832975 Spring-biased folding truck ramp Nov. 16, 2010
7810196 Independently extendable truck ramps and associated use therefor Oct. 12, 2010
7802337 Retractable ramp Sep. 28, 2010
7731472 Method and apparatus for transporting a motorized vehicle Jun. 8, 2010
7717656 Attachment device for moving cargo containers May. 18, 2010
7703825 Truck bed extender Apr. 27, 2010
7694375 Portable curb ramp Apr. 13, 2010
7690878 Rail car having extendable ramp being movable by a load bearing drive system Apr. 6, 2010
RE41126 Trailer having tilt and dump functions Feb. 16, 2010
7658587 Hydraulic tail trailer Feb. 9, 2010
7653957 Collapseable utility ramp Feb. 2, 2010
7637518 Utility ramp and running board system Dec. 29, 2009
7574764 Boat trailer hitch ramp assembly Aug. 18, 2009
7527467 Retractable ramp system for a mobility vehicle May. 5, 2009
7527282 Transporter May. 5, 2009
7526826 Folding ramp May. 5, 2009
7524156 Portable and stowable ramp and equipment storage system for pickup trucks Apr. 28, 2009
7503742 Vehicle and equipment transport vehicle Mar. 17, 2009
7497494 Suspension air bag operated deck extension Mar. 3, 2009
7404505 Driver accessible wheelchair carrier Jul. 29, 2008
7402015 Attachment device for moving cargo containers Jul. 22, 2008

1 2 3 4 5 6 7 8 9 10










 
 
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