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:
Feb. 17, 2026
Filed:
Aug. 25, 2021
Kyowa Pharma Chemical Co., Ltd., Takaoka, JP;
Kyowa Pharma Chemical Co., Ltd., Takaoka, JP;
Abstract
A compound represented by Formula (1) or (3). wherein Rand Rare each independently a hydrogen atom; a C1-6 alkyl group optionally having one or more substituents selected from the group consisting of a carboxy group and —OR; a C2-6 alkyl group having one or more substituents selected from the group consisting of —NRRand —NRRR; or —(CHCHO)R; wherein Ris a C1-6 alkyl group having one or more substituents selected from the group consisting of a carboxy group and —OR; a C2-6 alkyl group having one or more substituents selected from the group consisting of —NRRand —NRRR, or —(CHCHO)R;wherein R, R, R, R, R, Rand Rare each independently a hydrogen atom or a C1-3 alkyl group; and n is an integer of 2 to 5.
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