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:
May. 24, 2022

Filed:

Oct. 20, 2017
Applicants:

Toyo Seikan Co., Ltd., Tokyo, JP;

Toyo Seikan Group Holdings, Ltd., Tokyo, JP;

Inventors:

Norihisa Hirota, Yokohama, JP;

Ryozo Shiroishi, Yokohama, JP;

Takuho Kumagai, Yokohama, JP;

Kenichi Takao, Yokohama, JP;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D 1/16 (2006.01); B65D 1/40 (2006.01); B21D 22/28 (2006.01); B21D 51/26 (2006.01);
U.S. Cl.
CPC ...
B65D 1/165 (2013.01); B21D 22/28 (2013.01); B21D 51/26 (2013.01); B65D 1/40 (2013.01);
Abstract

An aluminum can wherein, when the light reflected by the outer surface of the body portion of the aluminum can is evaluated based on the LCH method by using a multi-angle spectral colorimeter, the aluminum can features a ratio C/Cof 0.6 to 1.4, the ratio C/Cbeing that of a saturation value Cof the light reflected at 15 degrees in the direction of height and a saturation value Cof the light reflected at an angle 15 of degrees in the circumferential direction based on the light regularly reflected from the light that is incident at 45 degrees in the direction of height and in the circumferential direction.


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