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:
Jul. 01, 2008
Filed:
May. 31, 2006
Applicants:
Melvin D. Kiser, Huntington, WV (US);
David C. Boyer, Huntington, WV (US);
Inventors:
Melvin D. Kiser, Huntington, WV (US);
David C. Boyer, Huntington, WV (US);
Assignee:
Marathon Ashland Petroleum LLC, Findlay, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G 69/02 (2006.01); C01G 3/00 (2006.01); C01C 3/00 (2006.01); C01C 1/00 (2006.01); C01C 1/04 (2006.01); C01C 1/20 (2006.01); C01C 1/18 (2006.01); C08L 97/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A binder pitch material includes a petroleum pitch and asphalt fraction obtained from petroleum crude oil and has a significantly lower polycyclic aromatic hydrocarbon composition than a coal tar pitch having a like softening point. The pitch material is useful as a binder material for various applications such as clay pigeons.