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:
Dec. 20, 1994
Filed:
Apr. 15, 1994
Applicant:
Inventors:
Alexander R Pokora, Pickerington, OH (US);
Mark A Johnson, Chillicothe, OH (US);
Assignee:
The Mead Corporation, Dayton, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21C / ; D21C / ; D21C / ; D06M / ;
U.S. Cl.
CPC ...
435278 ; 435277 ; 81161 ; 162 72 ;
Abstract
A method for the delignification of wood pulps by use of protease enzymes. Useful proteases include bromelain, pepsin and papain. The proteases are used to delignify the wood by degrading the wood protein, extensin.
Pokora, Alexander. (1994). Protease catalyzed treatments of lignocellulose materials (U.S. Patent No. 5374555). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5374555
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile