Method for ink-jet printing on uncoated tablets or uncoated tablet cores
First Claim
1. In a method for applying indicia to the exterior surfaces of uncoated tablets or uncoated tablet cores comprising compressed, solid, granulated masses of material, where said exterior surfaces are non-uniform with regard to one or more properties of surface tension, texture, and absorbency,the improvement which comprises dotting onto said exterior surfaces of said uncoated tablets or uncoated tablet cores color solution or suspension by means of an ink-jet printer in specific quantity in the form of discrete droplets of specific volume to form indicia on said exterior surfaces of said uncoated tablets or uncoated tablet cores, said dotting being effected so that said indicia are applied to said exterior surfaces at a high speed.
1 Assignment
0 Petitions
Accused Products
Abstract
This invention is directed to a method for the non-contact application of letters or symbols to the exterior surfaces of uncoated tablets or uncoated tablet cores, which comprises dotting color solution or suspension by means of an ink-jet printer in specific quantity in the form of discrete droplets of specific volume onto the exterior surfaces of the uncoated tablets or uncoated tablet cores.
202 Citations
15 Claims
-
1. In a method for applying indicia to the exterior surfaces of uncoated tablets or uncoated tablet cores comprising compressed, solid, granulated masses of material, where said exterior surfaces are non-uniform with regard to one or more properties of surface tension, texture, and absorbency,
the improvement which comprises dotting onto said exterior surfaces of said uncoated tablets or uncoated tablet cores color solution or suspension by means of an ink-jet printer in specific quantity in the form of discrete droplets of specific volume to form indicia on said exterior surfaces of said uncoated tablets or uncoated tablet cores, said dotting being effected so that said indicia are applied to said exterior surfaces at a high speed.
Specification