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:
Quick Actions:
Frederick, Tim. (1997). Process for preparation of cellulose acetate filters for use in paper (U.S. Patent No. 5662773). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5662773
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile