Patent ID: 7083353

Claim:
A writing pen for creating a background of metallic coated under-layers embossed with strings of impressions on a writing medium, said pen comprising: (a) a cartridge with a removable cap connected to the non-writing end of said writing pen, said cartridge is disposed to function as a cylindrical housing, (b) a replaceable sub-cartridge for storing a coating substance, said sub-cartridge is housed in said cylindrical housing, (c) an out-feeding roller rotatably disposed in said cylindrical housing, in proximity with the sub-cartridge to receive the coating substance, (d) an intermediate roller rotatably disposed in said cylindrical housing, said intermediate roller is disposed to receive the coating substance uniformly from the out-feeding roller for onward transmission, (e) an embossing and metal coating roller having projections on its surface, said embossing and metal coating roller is rotatably disposed in said cylindrical housing, and (f) wherein the out-feeding, intermediate, and embossing and metal coating rollers meshed together to form a gear train to effect a relative rotary movement when the embossing and metal coating roller is moved over the writing medium and to transmit the coating substance onto the embossing and metal coating roller, wherein said embossing and metal coating roller is further disposed to generate a unique string of repeated impressions in quick succession on the writing medium.