JP Patent

JP2993489B2 — 疑似多チャンネルステレオ再生装置

Assigned to NEC Corp · Expires 1999-12-20 · 26y expired

What this patent protects

Patent listed against Onpattro.

Drugs covered by this patent

Onpattro (PATISIRAN SODIUM) · Alnylam Pharmaceuticals

Patent Metadata

Patent number: JP2993489B2
Jurisdiction: JP
Classification: —
Expires: 1999-12-20
Drug substance claim: No
Drug product claim: No
Assignee: NEC Corp
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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