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. 31, 2022
Filed:
Nov. 26, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Tetsuya Aoyama, Shiojiri, JP;
Shinichi Kato, Matsumoto, JP;
Shigemi Wakabayashi, Azumino, JP;
Kaneo Yoda, Okaya, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 23/24 (2006.01); B41M 5/00 (2006.01); D21H 19/12 (2006.01); D21H 23/30 (2006.01); D21H 23/50 (2006.01); D21H 23/72 (2006.01);
U.S. Cl.
CPC ...
D21H 23/24 (2013.01); B41M 5/0035 (2013.01); D21H 19/12 (2013.01); D21H 23/30 (2013.01); D21H 23/50 (2013.01); D21H 23/72 (2013.01);
Abstract
A fiber body forming method includes a step of preparing a web which contains fibers and which has a bulk density of 0.09 g/cmor more; and a step of applying a liquid containing a binder which binds the fibers together to the web.