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.

Date of Patent:
Jan. 27, 2026

Filed:

Aug. 31, 2022
Applicant:

Nitto Denko Corporation, Osaka, JP;

Inventors:

Hayato Takakura, Osaka, JP;

Yasunari Oyabu, Osaka, JP;

Naoki Shibata, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05K 3/00 (2006.01); H05K 3/18 (2006.01);
U.S. Cl.
CPC ...
H05K 3/0061 (2013.01); H05K 3/0041 (2013.01); H05K 3/181 (2013.01); H05K 2203/072 (2013.01); H05K 2203/095 (2013.01); H05K 2203/1461 (2013.01);
Abstract

Provided is a method for producing a wired circuit board in which a first preparation step of preparing a first substrate having an insulating layer and a conductive layer disposed on one surface of the insulating layer; a second preparation step of preparing a second substrate having a metal layer; a bonding step of laminating the first substrate and the second substrate so that the conductive layer and the metal layer are in contact with each other, and metal-bonding the conductive layer and the metal layer; and a patterning step of forming a conductive pattern on the other surface of the insulating layer are carried out.


Find Patent Forward Citations

Takakura, Hayato. (2026). Producing method of wired circuit board (U.S. Patent No. 12538431). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12538431

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

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