Diffractive anti-counterfeiting tag with naked-eye...

Diffractive subtractive color filter responsive to angle of inci

Direct mail advertising system

Direct response mailing having response card and set of stamps

Direct thermal printable pull tabs

Discount coupon and stamp holder

Disintegratable masking label

Disk label

Display sticker for a vehicular window

Distributed state flags or other unordered information for embed

Distribution label

Document backer

Document carrying a legible code, and method and apparatus for p

Document enclosure mailing form for non-impact printing

Document having a security feature and method of determining the

Document having an optical-diffraction authenticating element

Document having concealed electrically conductive authenticating

Document having light-transmissive, electrically conductive auth

Document made fraud-proof by an irreversibly distortable...

Document of value