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:
Nov. 13, 2012
Filed:
Sep. 12, 2007
Applicants:
Rosa M. Covarrubias, Memphis, TN (US);
Budi Liputra, Jakarta Barat, ID;
Inventors:
Rosa M. Covarrubias, Memphis, TN (US);
Budi Liputra, Jakarta Barat, ID;
Assignee:
Buckman Laboratories International, Inc., Memphis, TN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21C 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods to control lipophilic extractives inpulp and fibers are described. One method involves contacting the pulp or fibers with a composition containing at least one enzyme, such as at least one esterase or lipase or both, for a sufficient time and in a sufficient amount to control the lipophilic extractives present in the pulp or fibers.