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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 12157160 B1

PDFFull Text
Date of Patent:
Dec. 03, 2024

Filed:

Jan. 06, 2021

Can lid

Applicant:

Daiwa Can Company, Tokyo, JP;

Inventors:

Toshiyuki Ohkoshi, Tokyo, JP;

Hirokazu Konagaya, Shizuoka, JP;

Tadayosi Iwamaru, Mohka, JP;

Akira Yamamoto, Mohka, JP;

Katsumi Ohshima, Mohka, JP;

Junji Matsumura, Sagamihara, JP;

Assignee:

DAIWA CAN COMPANY, Tokyo, JP;

Attorney:

John P. White

Primary Examiner:

Michael C Romanowski

Int. Cl.
CPC ...
B21D 51/38 (2006.01); B21D 51/44 (2006.01); B32B 7/12 (2006.01); B32B 15/09 (2006.01); B32B 15/18 (2006.01); B32B 27/36 (2006.01); B65D 17/28 (2006.01); B65D 17/347 (2006.01);
U.S. Cl.
CPC ...
B21D 51/383 (2013.01); B21D 51/443 (2013.01); B32B 7/12 (2013.01); B32B 15/09 (2013.01); B32B 15/18 (2013.01); B65D 17/347 (2018.01); B65D 17/4011 (2018.01); B65D 17/404 (2018.01); B32B 2255/26 (2013.01); B32B 2435/02 (2013.01); B65D 2517/0016 (2013.01); B65D 2517/5075 (2013.01); Y10T 428/1355 (2015.01);
Abstract

A can lid comprising: a main body comprising a laminate metal sheet, the laminate metal sheet comprising a metal sheet and a first resin film on a major surface of the metal sheet, the major surface having a score line delimiting an opening piece, the first resin film comprising a first resin layer comprising a dimer acid-copolymerized polyester resin and being amorphous; and a tab attached to the main body and adapted to cause a cleavage along the score line.

Find Patent Forward Citations

Ohkoshi, Toshiyuki. (2024). Can lid (U.S. Patent No. 12157160). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12157160

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

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