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:
Aug. 30, 2022
Filed:
Jun. 26, 2019
Applicant:
The Procter & Gamble Company, Cincinnati, OH (US);
Inventors:
Phillip Richard Green, Moneta, VA (US);
Raul Victorino Nunes, Loveland, OH (US);
Nicholas William Geary, Mariemont, OH (US);
Khosrow Parviz Mohammadi, Liberty Township, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21C 9/14 (2006.01); D21C 9/16 (2006.01);
U.S. Cl.
CPC ...
D21C 9/166 (2013.01); D21C 9/14 (2013.01); D21C 9/163 (2013.01);
Abstract
A process for bleaching trichome fibers individualized from a trichome source, such as a leaf and/or a stem, is disclosed. The process of bleaching degrades trichome associated protein. Further, the bleaching processes improves the color of the trichomes, exhibiting CIELAB Color values of L* greater than 87 and b* less than 17 and with less than 0.1% protein by weight of molecular weight greater than 3,500 daltons.