US Patent

US8147867 — Liposomes useful for drug delivery

Composition of Matter · Assigned to Hermes Biosciences Inc · Expires 2028-08-29 · 2y remaining

Vulnerability score 17/100 Ironclad — strong claim type, well-established, deep family

What this patent protects

This patent protects liposome compositions containing substituted ammonium and/or polyanion, and optionally with a desired therapeutic or imaging entity.

USPTO Abstract

The present invention provides liposome compositions containing substituted ammonium and/or polyanion, and optionally with a desired therapeutic or imaging entity. The present invention also provide methods of making the liposome compositions provided by the present invention.

Drugs covered by this patent

Patent Metadata

Patent number
US8147867
Jurisdiction
US
Classification
Composition of Matter
Expires
2028-08-29
Drug substance claim
Yes
Drug product claim
Yes
Assignee
Hermes Biosciences Inc
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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