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US 5,393,556 AGranted
Composition and method for detecting counterfeit paper currency
OwnerCamille Romanoinventor
Life of this patent
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Abstract
A composition for detecting the starch content in counterfeit paper currency comprising an aqueous-alcohol solution of iodine and acetic acid and method of applying same to paper currency genuine or counterfeit. In other embodiments, phenolthalien and bromine are included.
Claims5
A composition for detecting the starch content in paper currency comprising an aqueous-alcohol solution of iodine and phenolthalien.
Dependencies are inferred from the claim text.