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:
Jul. 23, 2024
Filed:
Apr. 24, 2018
Applicant:
Societe Bic, Clichy, FR;
Inventors:
Christelle Debrauwer, Saint Germain sur Morin, FR;
Anne-Lise Damiano, Lagny sur Marne, FR;
Alexander Bourque, Montevrain, FR;
Francois Foulonneau, Bordeaux, FR;
Guillaume Chollet, Leognan, FR;
Assignee:
SOCIETE BIC, Clichy, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/616 (2006.01); C07C 43/205 (2006.01); C07C 69/34 (2006.01); C09D 11/17 (2014.01); C09D 11/18 (2006.01); C09D 11/50 (2014.01);
U.S. Cl.
CPC ...
C07C 69/616 (2013.01); C07C 43/205 (2013.01); C07C 69/34 (2013.01); C09D 11/17 (2013.01); C09D 11/18 (2013.01); C09D 11/50 (2013.01);
Abstract
A thermochromic pigment composition including compounds of formula (I): The thermochromic pigment compositions having compounds of formula (I), include thermochromic pigment microcapsules. The thermochromic pigment capsules are useable for thermochromic pigment compositions in ink which may be used writing instruments.