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:
Sep. 23, 2025
Filed:
Aug. 28, 2020
Applicant:
O-well Corporation, Osaka, JP;
Inventor:
Ryoko Shinohara, Osaka, JP;
Assignee:
O-WELL CORPORATION, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 37/00 (2006.01); B32B 3/30 (2006.01); B32B 27/28 (2006.01); B32B 27/30 (2006.01);
U.S. Cl.
CPC ...
B32B 37/025 (2013.01); B32B 3/30 (2013.01); B32B 27/28 (2013.01); B32B 27/306 (2013.01); B32B 2307/7166 (2013.01);
Abstract
[Object] To shorten the work time in the step of forming a water-insoluble resin layer having a recessed and projecting shape on a to-be-transferred body. [Solving Means] A transfer sheet () for forming a recessed and projecting shape includes: a water-soluble resin layer () that is formed of a water-soluble resin whose dissolving time in distilled water at 25° C. is 0.2 s/μm or more and 1.0 s/μm or less and includes recesses and projections on a first surface thereof; and a water-insoluble resin layer () that is stacked on the first surface.