US Patent

US11395828 — Spironolactone aqueous compositions

Method of Use · Assigned to CMP Development LLC · Expires 2036-10-28 · 10y remaining

Vulnerability score 70/100 Vulnerable — likely target for IPR or design-around

What this patent protects

This patent protects a stable, ready-to-use liquid formulation of spironolactone and its method of use.

USPTO Abstract

Disclosed herein is a stable, ready-to-use liquid formulation comprising spironolactone and its method of use.

Drugs covered by this patent

Aldactone (spironolactone) · Generic (originally Searle/Pfizer)

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-2109`	—	Aldactone

Patent Metadata

Patent number: US11395828
Jurisdiction: US
Classification: Method of Use
Expires: 2036-10-28
Drug substance claim: No
Drug product claim: No
Assignee: CMP Development 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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