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.
Patent No.:
Date of Patent:
Aug. 28, 2001
Filed:
Oct. 27, 1999
Applicant:
Inventors:
Ulrich Schaedeli, Plasselb, CH;
Patrice Bujard, Reinach, CH;
Assignee:
Ciba Specialty Chemicals Corp., Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 1/100 ; G03G 9/00 ; B32B 1/502 ;
U.S. Cl.
CPC ...
C09D 1/100 ; G03G 9/00 ; B32B 1/502 ;
Abstract
A microbead comprising at least one thermoplastic polymers having distributed one or more compounds which are pigment precursors, the melting temperature of the lowest-melting polymer of the microbead being at least higher than the lowest temperature required to transform all pigment precursors in the microbead into the respective pigments.