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. 06, 2022
Filed:
Sep. 11, 2014
Applicant:
Staedtler Mars Gmbh & Co. KG, Nuremberg, DE;
Inventors:
Assignee:
STAEDTLER MARS GMBH & CO. KG, Nuremberg, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D 13/00 (2006.01); C08L 67/04 (2006.01); C08L 91/06 (2006.01); C08K 3/013 (2018.01); C08K 3/04 (2006.01);
U.S. Cl.
CPC ...
C09D 13/00 (2013.01); C08L 67/04 (2013.01); C08L 91/06 (2013.01); C08K 3/013 (2018.01); C08K 3/04 (2013.01);
Abstract
A polymer-bound refill for writing, drawing and/or painting devices, in particular for pencils or coloured pencils, including at least one binder, at least one wax, at least one colouring agent and at least one filler. The refill includes polylactide as binder.