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:
May. 06, 2025
Filed:
Jun. 18, 2024
Applicant:
Lec, Inc., Tokyo, JP;
Inventor:
Kikuo Yamada, Tokyo, JP;
Assignee:
LEC, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27N 3/00 (2005.12); B27N 3/04 (2005.12); D04H 1/425 (2011.12); D04H 1/50 (2011.12); D04H 1/54 (2011.12); D04H 1/587 (2011.12); D04H 1/732 (2011.12); D21F 11/00 (2005.12); B27N 1/00 (2005.12); B27N 3/24 (2005.12);
U.S. Cl.
CPC ...
D04H 1/425 (2012.12); B27N 3/00 (2012.12); B27N 3/04 (2012.12); D04H 1/50 (2012.12); D04H 1/54 (2012.12); D04H 1/587 (2012.12); D04H 1/732 (2012.12); D21F 11/00 (2012.12); B27N 1/00 (2012.12); B27N 3/24 (2012.12);
Abstract
Provided is a pulp fibrous accumulated sheet including: a liquid permeable pulp fibrous accumulated layer containing a crushed pulp or base-fibers mainly including a crushed pulp, and a binder, and a plurality of fiber crimped parts formed by compression and pressurization, the fiber crimped parts being formed so that crushed pulp fibers each straddling the adjacent fiber crimped parts are present.