Appeal No. 95-4866 Application 08/179,770 remaining in the application. THE INVENTION Appellant claims a portable concrete molding apparatus which includes, inter alia, 1) a first fixed wall affixed to a portable trailer, wherein the wall has an outer substantially planar mold surface and a second plenum surface, 2) a second fixed wall affixed to the trailer parallel to the first fixed wall and spaced apart therefrom, wherein the second fixed wall has an outer substantially planar mold surface which opposes the plenum surface of the first fixed wall, and has a second plenum surface, and 3) first and second movable walls connected to the trailer and movable, respectively, relative to the first and second fixed walls between a casting position adjacent to the mold surface of the respective fixed walls and a discharging position remote from the respective fixed walls. Claim 46 is illustrative and reads as follows: 46. A portable concrete molding apparatus, comprising; (a) a portable trailer having a longitudinal axis; (b) a first fixed wall affixed to the trailer, the first fixed wall including an outer substantially planar mold 2Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 NextLast modified: November 3, 2007