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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.:

US 12661877 B1

PDFFull Text
Date of Patent:
Jun. 23, 2026

Filed:

Mar. 25, 2022

Member supplying sheet

Applicant:

Nitto Denko Corporation, Osaka, JP;

Inventors:

Takeo Inoue, Osaka, JP;

Eisaku Tanaka, Osaka, JP;

Bunta Hirai, Osaka, JP;

Tomohiro Kontani, Osaka, JP;

Assignee:

NITTO DENKO CORPORATION, Osaka, JP;

Attorney:

GREENBLUM & BERNSTEIN, P.L.C.

Primary Examiner:

Zachary M Davis

Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 5/18 (2006.01); B32B 7/12 (2006.01); B32B 27/06 (2006.01); B32B 27/28 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); H10P 72/70 (2026.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B32B 5/18 (2013.01); B32B 7/12 (2013.01); B32B 27/065 (2013.01); B32B 27/281 (2013.01); B32B 27/286 (2013.01); B32B 27/304 (2013.01); B32B 27/308 (2013.01); B32B 27/322 (2013.01); H10P 72/7402 (2026.01); B32B 2266/025 (2013.01); B32B 2307/306 (2013.01); B32B 2307/724 (2013.01); B32B 2307/748 (2013.01); B32B 2457/00 (2013.01);
Abstract

A member supplying sheet includes two or more protective cover members each configured to be placed on a face of an object that has an opening on the face; and a substrate sheet with the two or more protective cover members arranged on a surface thereof. The protective cover members each include a laminate including: a protective membrane shaped to cover the opening when the protective cover member is placed on the face; and a carrier film. The substrate sheet includes a substrate layer and an adhesive layer laminated on the substrate layer. The carrier film is adhered to the substrate layer via the adhesive layer. The surface free energy of the carrier film on a surface thereof on the side closer to the substrate sheet is 20 mJ/mor more. The adhesive layer has a tack force of 100 mN/mmor less.

Find Patent Forward Citations

Inoue, Takeo. (2026). Member supplying sheet (U.S. Patent No. 12661877). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12661877

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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