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:
Jan. 11, 2005
Filed:
Aug. 20, 2001
Applicants:
Lee A. Pavelka, Cottage Grove, MN (US);
David B. Olson, Marine on St. Croix, MN (US);
R. Ellen Harelstad, Woodbury, MN (US);
David M. Burns, Woodbury, MN (US);
Inventors:
Lee A. Pavelka, Cottage Grove, MN (US);
David B. Olson, Marine on St. Croix, MN (US);
R. Ellen Harelstad, Woodbury, MN (US);
David M. Burns, Woodbury, MN (US);
Assignee:
3M Innovative Properties Co., St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 516 ;
U.S. Cl.
CPC ...
Abstract
Described are articles, laminates, sheets, coatings, retroreflective articles, pigments containing thioxanthone compounds that are fluorescent colorants.