CA Patent

CA2429426A1 — Isoxazole derivatives

Assigned to Takeda Pharmaceutical Co Ltd · Expires 2002-05-23 · 24y expired

What this patent protects

Compounds of the general formula (I) or their salts or prodrugs have excellent insulin secretion promoting and blood sugar decreasing effects and are lowly toxic, thus being useful as drugs, particularly preventive and therapeutic agents for diabetes and diabetic complication, wh…

USPTO Abstract

Compounds of the general formula (I) or their salts or prodrugs have excellent insulin secretion promoting and blood sugar decreasing effects and are lowly toxic, thus being useful as drugs, particularly preventive and therapeutic agents for diabetes and diabetic complication, wherein one of R1 and R2 is hydrogen or a substituent and the other is an optionally substituted cyclic group; W is a free valency or a divalent aliphatic hydrocarbon group; and Y is a group represented by the general formula: -OR3 (wherein R3 is hydrogen, optionally substituted hydrocarbyl, an optionally substituted heterocyclic group, or optionally substituted acyl) or carboxyl which may be converted into an ester or an amide.

Drugs covered by this patent

Patent Metadata

Patent number
CA2429426A1
Jurisdiction
CA
Classification
Expires
2002-05-23
Drug substance claim
No
Drug product claim
No
Assignee
Takeda Pharmaceutical Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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