This Liftmobile patent was filed by Schultz Kurt-Gunnar on January 16, 1960. This seems to be the only patent related to the jeep that he filed. I can find no evidence that this

According to the patent, “The present invention aims at providing an improved elevator-type motor truck or liftmobile, repowered, equipped and counterbalanced for faster transportation of the load under care, to more distant places, even off the road, where they may be urgently needed under adverse conditions, as after accidents, during strikes, rebellions, forest fires, etc.

More particularly, the present invention aims at adapting a motor vehicle or truck, for example, a commercially available vehicle such as a Jeep, by appropriate modification and reconstruction thereof to quickly pick up the load at a depot from the ground or from a lorrys platform, for instance, canned food and refreshments, packed in boxes, first-aid material, barbed wire spools, bundled on pallets, and various other auxiliary and protective articles, to expeditiously travel with the load at the usual convoy speed, about 25-30 m.p.h., even over rough ground and in roadless country, and to promptly deposit the load in dangerous places under fire from rebels, at dark, by dumping, i.e., without necessity of stopping the vehicle for purposes of unloading.”