US PATENT SUBCLASS 162 / 140
.~ Safety, identification and fraud preventing paper


Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

100  DF  PROCESSES AND PRODUCTS {31}
140.~ Safety, identification and fraud preventing paper


DEFINITION

Classification: 162/140

(under subclass 100) Processes for making (1) a product of such specialized structure as to enable one to identify the source or maker thereof or to detect attempts to reproduce such structure by unauthorized persons or (2) a product of such character that attempts to alter its appearance can be detected by visual or other type of sensing means; and resulting products.

(1) Note. Examples of the type of paper forming the basis of this subclass are: various forms of paper produced by the Government such as currency, bonds, stamps, visas, and financial instruments such as checks, and bank notes.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

199, for a stock material product which has a developable image or soluble portions which indicate when alterations are attempted, and subclass 916 (a cross-reference art collection) for a product which indicates attempts at tampering therewith.