US Patent

US11389448 — Freeze dried drug nanosuspensions

Formulation · Assigned to Janssen Pharmaceutica NV · Expires 2032-04-13 · 6y remaining

Vulnerability score 61/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects a freeze-dried drug nanosuspension composition with stable particle size distribution during storage.

USPTO Abstract

The present invention relates to a freeze-dried (also called lyophilized) drug nanosuspension. The present freeze-dried drug nanosuspension composition has an acceptable stability of the particle size distribution during storage, including long term storage.

Drugs covered by this patent

Patent Metadata

Patent number
US11389448
Jurisdiction
US
Classification
Formulation
Expires
2032-04-13
Drug substance claim
No
Drug product claim
Yes
Assignee
Janssen Pharmaceutica NV
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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