Patents

VIRTUAL PATENT LISTING

This page is intended to serve as notice under 35 U.S.C. § 287(a).

The following Leum Engineering, Inc. d/b/a Dockzilla Co. products are protected by patents in the United States and elsewhere: ​

Dockzilla® Z-Deck Truck Leveler:

  • Truck Leveler (compound truck leveler): Protected by U.S. Patent 7,670,096
  • Truck Leveler (w/integrated lights): Canadian Patent Pending
  • Truck Leveler (w/integrated lights): Mexican Patent Pending
  • Truck Leveler (vehicle leveler): Protected by U.S. Patent 10,815,103

Dockzilla® Portable Loading Docks:

  • Portable Loading Dock (w/Cheesegrater® dock leveler): Protected by U.S. Patent 10,370,207
  • Portable Loading Dock (w/Cheesegrater® dock leveler): Canadian Patent Pending
  • Portable Loading Dock (solar-powered mobile loading dock): Protected by U.S. Patent 10,365,016
  • Portable Loading Dock (solar-powered loading dock): Canadian Patent Pending
  • Portable Loading Dock (solar-powered mobile loading dock): Mexican Patent Pending
  • Portable Loading Dock (outdoor mobile loading dock): Protected by U.S. Patent 10,518,990
  • Portable Loading Dock (solar-powered loading dock): Canadian Patent Pending
  • Portable Loading Dock (outdoor mobile loading dock): Mexican Patent Pending

Mobile Loading Dock (Mobile Yard Ramp)

  • Mobile Loading Dock (w/slot engaging member): Protected by U.S. Patent 8,869,332
  • Mobile Loading Dock (w/wheel assembly): Protected by U.S. Patent 9,169,090
  • Mobile Loading Dock (w/wheel assembly): Protected by U.S. Patent 9,254,971
  • Mobile Loading Dock (w/free fall protection): Protected by U.S. Patent 9,428,350
  • Mobile Loading Dock (w/load-bearing frame): Protected by U.S. Patent 8,869,334
  • Mobile Loading Dock (w/load-bearing frame): Protected by European Patent 2,862,822
  • Mobile Loading Dock (w/adjustable leg assembly): Protected by U.S. Patent 9,051,136
  • Mobile Loading Dock (w/adjustable leg assembly): Protected by U.S. Patent 9,150,369
  • Mobile Loading Dock (w/adjustable leg assembly): Protected by European Patent 2,871,145
  • Mobile Loading Dock (w/adjustable leg assembly): Protected by European Patent 602,014,006,170.2
  • Mobile Loading Dock (w/side extensions): Protected by U.S. Patent 9,688,493

Dockzilla® Adjustable Loading Dock (Impactable Yard Ramp)

  • Adjustable Loading Dock (hinged dock ramp – impact feature): Protected by U.S. Patent D640,854
  • Adjustable Loading Dock (hinged dock ramp – impact feature): Protected by Canadian Patent 139,294
  • Adjustable Loading Dock (hinged dock ramp): Protected by Chinese Patent ZL201,130,024,401
  • Adjustable Loading Dock (hinged dock ramp): Protected by Mexican Patent 34383
  • Adjustable Loading Dock (modular & impactable frame w/integrated leveler): Protected by U.S. Patent Pending

Dockshield® Removable Forklift Safety Barrier:

  • Removable Safety Barrier (interlocking rail barrier): Protected by U.S. Patent D740,962
  • Removable Safety Barrier (interlocking rail barrier): Protected by U.S. Patent 9,260,258
  • Removable Safety Barrier (floor sleeve insert): Protected by U.S. Patent D832,681

Dockzilla® Dock Leveler:

  • Dock Leveler (edge of dock): Protected by U.S. Patent 9,944,475
  • Dock Leveler (w/safety barrier): Protected by U.S. Patent 9,938,094

Dockzilla® Dock House Bolt-On Leveler:

  • Dock House Bolt-On Leveler (dock housing): Protected by U.S. Patent 10,479, 624
  • Dock House Bolt-On Leveler (dock housing): Protected by U.S. Patent 10,549,934

Miscellaneous:

  • Utility Ramp (atv/utility vehicles): Protected by U.S. Patent D813,488
  • Top of Dock Leveler (low profile lip extender unit for a dock ramp): Protected by U.S. Patent D712,112

Dockzilla®, Dockshield®, Z-Deck®, Leum Engineering®, Cheesegrater® and their respective logos are registered trademarks of Leum Engineering, Inc., d/b/a Dockzilla Co.