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:
Dec. 14, 2021
Filed:
Dec. 07, 2017
Sumitomo Chemical Company, Limited, Tokyo, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Abstract
Disclosed is a resin comprising a structural unit derived from a compound represented by formula (I) and a structural unit having an acid-labile group: wherein Rrepresents a hydrocarbon group which may have a substituent, Reach independently represent an alkyl group which may have a halogen atom, a hydrogen atom or a halogen atom, Ar represents an aromatic hydrocarbon group which may have a substituent, Lrepresents a group represented by formula (L-1), etc., L, L, Land Leach independently represent an alkanediyl group, L, L, Land Leach independently represent —O—, —CO—, —CO—O—, etc., * and ** are bonds, and ** represents a bond to an iodine atom.