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. 09, 2012
Filed:
Aug. 17, 2009
Applicants:
Werner Zahn, Geroldsgrün, DE;
Jochen Griesheimer, Schwarzenbach, DE;
Inventors:
Werner Zahn, Geroldsgrün, DE;
Jochen Griesheimer, Schwarzenbach, DE;
Assignee:
Faber-Castell AG, Stein, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B43K 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pen includes a shank that has a reservoir and an applicator tip for an application fluid that includes a solvent that is volatile at room temperature. The pen also includes a closure cap that is fitted onto the shank. The closure cap has a cavity that accommodates the applicator tip. The closure cap includes a storage chamber for accommodating a sacrificial liquid that is volatile at room temperature. The closure cap also has a connecting channel that communicates with the storage chamber and the cavity.