EP Patent

EP1300396A1 — 1,2-dihydropyridine compounds, process for preparation of the same and use thereof

Assigned to Eisai R&D Management Co Ltd · Expires 2003-04-09 · 23y expired

What this patent protects

The present invention provides a novel compound having an excellent AMPA receptor inhibitory action and/or kainate inhibitory action. A compound represented by the following formula, a salt thereof or hydrates thereof. In the formula, Q indicates NH, O or S; and R 1 , R …

USPTO Abstract

The present invention provides a novel compound having an excellent AMPA receptor inhibitory action and/or kainate inhibitory action. A compound represented by the following formula, a salt thereof or hydrates thereof. In the formula, Q indicates NH, O or S; and R 1 , R 2 , R 3 , R 4 and R 5 are the same as or different from each other and each indicates hydrogen atom, a halogen atom, a C 1-6 alkyl group or a group represented by the formula -X-A (wherein X indicates a single bond, an optionally sbutituted C 1-6 alkylene group etc.; and A indicates an optionally substituted C 6-14 aromatic hydrocarbocyclic group or 5- to 14-membered aromatic heterocyclic group etc.).

Drugs covered by this patent

Patent Metadata

Patent number
EP1300396A1
Jurisdiction
EP
Classification
Expires
2003-04-09
Drug substance claim
No
Drug product claim
No
Assignee
Eisai R&D Management 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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.