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:
Sep. 02, 1997
Filed:
Jan. 19, 1995
Applicant:
Inventors:
Tim J Frederick, Kingsport, TN (US);
Melvin G Mitchell, Kingsport, TN (US);
Lee R Partin, Kingsport, TN (US);
Assignee:
Eastman Chemical Company, Kingsport, TN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
162-4 ; 162-6 ; 162-7 ; 162-8 ; 162-9 ; 162 78 ; 162 82 ; 162 87 ; 162 88 ; 162 89 ; 162 90 ; 162100 ; 162146 ; 162147 ; 1621576 ; 162182 ; 162189 ;
Abstract
The present invention discloses a process for treating filter rods comprising cellulose acetate tow waste comprising the steps of: