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:
Jan. 11, 2000
Filed:
Jan. 22, 1998
Applicant:
Inventors:
Larry Oather Hill, Frankfort, OH (US);
Richard S Goodlin, McArthur, OH (US);
Christopher Roy Mathews, Pittsfield, OH (US);
Mahendra Mehta, Pittsfield, OH (US);
Assignee:
The Mead Corporation, Dayton, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ; C08J / ; C08J / ; C08J / ; C08J / ;
U.S. Cl.
CPC ...
523149 ; 524 15 ; 524 35 ; 524601 ; 524611 ; 524612 ; 42831117 ; 523156 ;
Abstract
A method for manufacturing a heat resistant friction material which comprises forming pores in the surface of the friction material, the pores being formed with a controlled pore size, depth, pattern, orientation and distribution.