US Patent

US12491163 — Stabilized microcapsules, method of their preparation and uses thereof

Method of Use · Assigned to Mayne Pharma LLC · Expires 2041-05-23 · 15y remaining

Vulnerability score 75/100 Vulnerable — likely target for IPR or design-around

What this patent protects

This patent protects stabilized microcapsules containing benzoyl peroxide or all trans retinoic acid, and methods of using them.

USPTO Abstract

The present application is directed to stabilized core-shell microcapsules comprising a core of benzoyl peroxide (BPO) or all trans retinoic acid (ATRA) and a metal-oxide shell; and to pharmaceutical compositions and methods of use thereof.

Drugs covered by this patent

Benzamycin (BENZOYL PEROXIDE) · Mayne Pharma

FDA Patent Use Codes

When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.

Code	Description	Drug
`U-3987`	—	Benzamycin

Patent Metadata

Patent number: US12491163
Jurisdiction: US
Classification: Method of Use
Expires: 2041-05-23
Drug substance claim: No
Drug product claim: Yes
Assignee: Mayne Pharma LLC
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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