JP Patent

JP3598049B2 — ハイドロゲル徐放性製剤

Assigned to Yamanouchi Pharmaceutical Co Ltd · Expires 2004-12-08 · 21y expired

What this patent protects

Patent listed against Keppra.

Drugs covered by this patent

Keppra (levetiracetam) · Generic (originally UCB Pharma)

Patent Metadata

Patent number: JP3598049B2
Jurisdiction: JP
Classification: —
Expires: 2004-12-08
Drug substance claim: No
Drug product claim: No
Assignee: Yamanouchi 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.

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.