EP Patent

EP4455155A1 — Targeting ligand and use thereof

Assigned to Chengdu Xinzhenghe Pharmaceutical Technology Co Ltd · Expires 2024-10-30 · 2y expired

What this patent protects

The present invention is suitable for the technical field of nucleic acid drug delivery; specifically provided are a nucleic acid delivery compound, a liver-targeting nucleic acid ligand and the use thereof. Provided in the present invention are a compound as represented by formu…

USPTO Abstract

The present invention is suitable for the technical field of nucleic acid drug delivery; specifically provided are a nucleic acid delivery compound, a liver-targeting nucleic acid ligand and the use thereof. Provided in the present invention are a compound as represented by formula (Z-1), and compounds as represented by formula (I) and (II). An oligonucleotide conjugate provided in the embodiments of the present invention can improve the binding efficiency of a targeting moiety to a cell or a cell receptor, and increase the effect of RNA interference.

Drugs covered by this patent

Patent Metadata

Patent number
EP4455155A1
Jurisdiction
EP
Classification
Expires
2024-10-30
Drug substance claim
No
Drug product claim
No
Assignee
Chengdu Xinzhenghe Pharmaceutical Technology 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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