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:
Aug. 07, 2012
Filed:
Jul. 18, 2009
Applicants:
Biing-hwa Yan, Kaohsiung, TW;
Shin-min Lee, Taoyuan County, TW;
Jung-chou Hung, Kaohsiung County, TW;
Inventors:
Biing-Hwa Yan, Kaohsiung, TW;
Shin-Min Lee, Taoyuan County, TW;
Jung-Chou Hung, Kaohsiung County, TW;
Assignee:
National Central University, Jhongli, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 7/22 (2006.01); B24D 3/06 (2006.01); B32B 9/00 (2006.01); C09D 7/00 (2006.01); C09K 3/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An abrasive material is fabricated. The material is made of bamboo charcoal. The charcoal has vascular bundles and abrasive particles are uniformly distributed and fixed on inner surfaces of the vascular bundles. Thus, the abrasive material can be used with self-sharpening for grinding, polishing, lubricating, etc.