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:
Oct. 01, 2024
Filed:
Jul. 08, 2019
Applicant:
Staedtler SE, Nuremberg, DE;
Inventor:
Tanja Maderer, Wendelstein, DE;
Assignee:
STAEDTLER SE, Nuremberg, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B43L 19/00 (2006.01); C08K 3/013 (2018.01); C08K 5/00 (2006.01); C08K 5/11 (2006.01); C08K 11/00 (2006.01);
U.S. Cl.
CPC ...
B43L 19/0025 (2013.01); C08K 3/013 (2018.01); C08K 5/0016 (2013.01); C08K 5/11 (2013.01); C08K 11/00 (2013.01);
Abstract
An eraser for removing strokes of writing, painting and/or drawing tools, including at least one binder and at least one plasticizer. The eraser includes at least one plasticizer in the form of pentaerythritol tetravalerate.