US Patent 7096453 Data definition language

The present invention provides an apparatus and method for describing (603) objects (1604) to be shared over a network (1502) by a plurality of network-connected terminals (1501, 1504, 1506) by means of ASCII instructions (201, 202, 206) and for the compiling (103, 104) thereof within an instructions set (208) executable by said network-connected terminals. Each of said network-connected terminals (1501, 1504, 1506) is equipped with visual display means, processing means, storage means and memory means, wherein said memory means is configured to store (1603) said executable instructions set (208) and said processing means is configured by said executable instruction set (208) to manage the duplication of said described objects (1604).