US Patent

US8298568 — Oil-in-water type emulsion with low concentration of cationic agent and positive zeta potential

Formulation · Assigned to Novagali SA · Expires 2027-11-03 · 1y remaining

Vulnerability score 55/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects a well-tolerated oil-in-water emulsion for delivering hydrophobic ingredients, such as pharmaceutical drugs, with a net positive charge.

USPTO Abstract

A well tolerated oil-in-water emulsion useful as a delivery vehicle of hydrophobic ingredients such as pharmaceutical drugs, wherein the emulsion particles have a net positive charge and comprises 0.001 to 0.1% of a cationic agent, 0 to 1% of a non ionic surfactant and 0 to 0.5% of an anionic surfactant.

Drugs covered by this patent

Patent Metadata

Patent number
US8298568
Jurisdiction
US
Classification
Formulation
Expires
2027-11-03
Drug substance claim
No
Drug product claim
Yes
Assignee
Novagali SA
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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