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:
Oct. 06, 2026
Filed:
May. 23, 2024
Disco Corporation, Tokyo, JP;
Norihisa Arifuku, Tokyo, JP;
Koshiro Suzuki, Tokyo, JP;
Yukihiro Kiribayashi, Tokyo, JP;
Masamitsu Kimura, Tokyo, JP;
DISCO CORPORATION, Tokyo, JP;
Abstract
A forming method of a water-soluble protective film on a front surface of a plate-shaped object includes a water-soluble sheet arrangement step of arranging a water-soluble resin sheet having thermoplasticity on a side of the front surface of the plate-shaped object, and an integration step of heating the water-soluble resin sheet to melt or soften the same, and integrating the water-soluble resin sheet and the plate-shaped object, to form the water-soluble protective film on the plate-shaped object. Preferably, the water-soluble resin sheet may contain a light absorber. A processing method of a plate-shaped object includes the water-soluble sheet arrangement step and integration step.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile