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:
Sep. 02, 2025
Filed:
Apr. 28, 2022
Applicants:
Société Bic, Clichy, FR;
Bic Violex Single Member S.a., Anoixi, GR;
Inventors:
Nikolaos Chrysanthakopoulos, Anoixi, GR;
Guillaume Caffier, Clichy, FR;
Assignees:
SOCIÉTÉ BIC, Clichy, FR;
BIC Violex Single Member S.A., Anoixi, GR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43L 19/00 (2006.01); B43K 5/00 (2006.01); B43K 29/00 (2006.01); C09D 11/17 (2014.01);
U.S. Cl.
CPC ...
B43L 19/0043 (2013.01); B43K 5/00 (2013.01); C09D 11/17 (2013.01); B43K 29/00 (2013.01);
Abstract
A system comprises a writing instrument. The writing instrument comprises an ink, wherein the ink comprises a coloring agent and a bonding agent. The adhesiveness of the bonding agent can be altered by applying a voltage or a voltage and a current. Further, the system comprises a writing surface comprising a first electrode and a second electrode or a writing surface comprising a first electrode and an erasing tool comprising a second electrode.