US Patent

US9827231 — Liquid pharmaceutical composition

Method of Use · Assigned to Ferring International Center SA · Expires 2034-06-26 · 8y remaining

Vulnerability score 62/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects a physically and chemically stable liquid pharmaceutical composition including sodium picosulfate, magnesium oxide, citric acid, and malic acid.

USPTO Abstract

The present invention provides a physically and chemically stable pharmaceutical liquid composition including sodium picosulfate, magnesium oxide, citric acid and malic acid and methods of making and using such a composition.

Drugs covered by this patent

Renacidin (CITRIC ACID) · Baxter

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-2162`	—	Renacidin

Patent Metadata

Patent number: US9827231
Jurisdiction: US
Classification: Method of Use
Expires: 2034-06-26
Drug substance claim: No
Drug product claim: Yes
Assignee: Ferring International Center 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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