Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Edward N. Chapman0
Judith E. Stinehour0
Reiner Eschbach0
Date of Patent
March 19, 2019
0Patent Application Number
145281260
Date Filed
October 30, 2014
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A document contains a security element that combines a correlation mark and pantograph mark. The pantograph mark includes a dot pattern, part of which is printed to correspond to foreground pixels of the correlation mark, and another part of which is printed to correspond to background pixels of the correlation mark.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
