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:
Dec. 10, 2013
Filed:
May. 25, 2011
Applicants:
Doo Young Chung, Wonju-si, KR;
Soon Suck Lee, Wonju-si, KR;
Inventors:
Doo Young Chung, Wonju-si, KR;
Soon Suck Lee, Wonju-si, KR;
Assignees:
Suhan Corporation, Mukgye-ri, Gangwon-do, KR;
Kotobuki & Co., Ltd., Kawagoe-shi, Saitama-Ken, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are an ink composition for oil-based ballpoint pens which exhibits soft writing sensation due to low viscosity of 300 to 3000 cps, enables writing even at low temperatures and thus exhibits superior stability, and is free of leakage (of ink), and an oil-based ballpoint pen using the same.