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. 23, 2023
Filed:
Jan. 31, 2019
Applicants:
Toppan Printing Co., Ltd., Tokyo, JP;
Hisamitsu Pharmaceutical Co., Inc., Tosu, JP;
Inventors:
Koji Sakairi, Tokyo, JP;
Atsushi Matsushima, Tokyo, JP;
Tomohiro Shinoda, Tsukuba, JP;
Atsushi Sonobe, Tsukuba, JP;
Assignees:
TOPPAN PRINTING CO.. LTD., Tokyo, JP;
HISAMITSU PHARMACEUTICAL CO., INC., Tosu, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J 7/29 (2018.01); C09J 201/02 (2006.01); B32B 27/40 (2006.01); C09J 201/00 (2006.01);
U.S. Cl.
CPC ...
C09J 7/29 (2018.01); B32B 27/40 (2013.01); C09J 201/00 (2013.01); C09J 201/02 (2013.01); C09J 2301/162 (2020.08); C09J 2400/12 (2013.01); C09J 2471/001 (2013.01); C09J 2475/001 (2013.01); C09J 2475/006 (2013.01);
Abstract
A support film for a tape material, includes a film-shaped support formed of polyurethane; and a barrier layer containing an aromatic isocyanate-based polyurethane and a layered inorganic compound and formed on one surface of the support.