EP Patent

EP0482657A2 — Cephem compounds, their production and use

Assigned to Takeda Pharmaceutical Co Ltd · Expires 1992-04-29 · 34y expired

What this patent protects

A novel compound of the formula: <CHEM> wherein R<1> stands for a C1-3 alkyl group, R<2> stands for a C3-5 alkyl group branched at alpha -position or a C3-5 cycloalkyl group, or a salt thereof, being useful as a therapeutic drug for bacterial infection.

USPTO Abstract

A novel compound of the formula: <CHEM> wherein R<1> stands for a C1-3 alkyl group, R<2> stands for a C3-5 alkyl group branched at alpha -position or a C3-5 cycloalkyl group, or a salt thereof, being useful as a therapeutic drug for bacterial infection.

Drugs covered by this patent

Patent Metadata

Patent number
EP0482657A2
Jurisdiction
EP
Classification
—
Expires
1992-04-29
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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