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:
Jul. 12, 2011
Filed:
Dec. 30, 2008
Applicants:
Michael J Dougherty, Roy, WA (US);
Amar N Neogi, Kenmore, WA (US);
David W Park, Puyallup, WA (US);
Brian S Delgardno, Longview, WA (US);
Inventors:
Michael J Dougherty, Roy, WA (US);
Amar N Neogi, Kenmore, WA (US);
David W Park, Puyallup, WA (US);
Brian S Delgardno, Longview, WA (US);
Assignee:
North Pacific Paper Corporation (NORPAC), Longview, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
D21F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A high-yield paper sheet generally includes at least about 50 weight percent mechanical pulp, wherein the basis weight of the sheet is in the range of about 24 to about 60 pounds, and wherein the porosity of the sheet is in the range of about 40 to about 100 Sheffield porosity.