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:
Mar. 10, 2026
Filed:
Oct. 19, 2022
Nippon Steel Corporation, Tokyo, JP;
Takashi Futaba, Tokyo, JP;
NIPPON STEEL CORPORATION, Tokyo, JP;
Abstract
A protective film of a plated steel sheet is formed on a plating layer that has a texture on its surface. The protective film contains a binder resin and a plurality of resin particles. The surface of the protective film includes a flat portion, and a plurality of convex portions formed by a part of the resin particles protruding from the flat portion. An average film thickness d of the protective film is 10.0 μm or less. A total area fraction S of a plurality of the convex portions when the surface of the protective film is seen in plan view is 10.0% or less. Fdefined by Formula (1) is 10.0 or more, and Fdefined by Formula (2) is 0.7 to 3.0.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile