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:
Mar. 23, 2010
Filed:
Sep. 02, 2004
Applicants:
R. Bruce Weisman, Houston, TX (US);
Sergei M. Bachilo, Houston, TX (US);
Eric Christopher Booth, Moorhead, MN (US);
Inventors:
R. Bruce Weisman, Houston, TX (US);
Sergei M. Bachilo, Houston, TX (US);
Eric Christopher Booth, Moorhead, MN (US);
Assignee:
William Marsh Rice University, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/00 (2006.01); C09K 11/65 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed toward fluorescent inks and markers comprising carbon nanotubes. The present invention is also directed toward methods of making such inks and markers and to methods of using such inks and markers, especially for security applications (e.g., anti-counterfeiting). Such inks and markers rely on the unique fluorescent properties of semiconducting carbon nanotubes.