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:
Jan. 16, 2024
Filed:
Jun. 25, 2020
Applicant:
Japan Tobacco Inc., Tokyo, JP;
Inventors:
Assignee:
JAPAN TOBACCO INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24D 3/04 (2006.01); A24D 1/02 (2006.01); A24D 3/02 (2006.01); D21H 27/08 (2006.01); G01N 21/59 (2006.01);
U.S. Cl.
CPC ...
A24D 3/04 (2013.01); A24D 1/02 (2013.01); A24D 3/025 (2013.01); D21H 27/08 (2013.01); G01N 21/59 (2013.01);
Abstract
This multifilter segment is provided with a plurality of filter segments provided with a plurality of filter materials and inner wrappers respectively covering the outer surfaces of the plurality of filter materials, and an outer wrapper which connects and integrates the plurality of filter segments by being wound around the outer surfaces of the inner wrappers of the plurality of filter segments while the ends of the plurality of filter segments are arranged face-to-face. The inner wrappers of adjacent filter segments have a mutually different CIELab color parameter.