The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 29, 2002

Filed:

Aug. 24, 2000
Applicant:
Inventors:

Anton Bleikolm, Ecublens, CH;

Olivier Rozumek, St. Martin, CH;

Edgar Müller, Lausanne, CH;

Assignee:

SICPA Holding S.A., Prilly, CH;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 1/102 ; C09D 1/110 ; C09C 1/62 ;
U.S. Cl.
CPC ...
C09D 1/102 ; C09D 1/110 ; C09C 1/62 ;
Abstract

An ink composition containing at least two different types of optically variable pigments which produce a film or coating having a viewing angle dependent color shift.


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