US Patent

US8481083 — Granular compositions of magnesium oxide and citric acid and uses thereof

Formulation · Assigned to Ferring International Center SA · Expires 2028-10-10 · 2y remaining

Vulnerability score 60/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects granular compositions of magnesium oxide and citric acid, and their uses in preparing medicaments.

USPTO Abstract

Compositions are provided that are useful for the preparation of a medicament. The compositions comprise granules having a layer of sodium picosulphate coated on potassium bicarbonate. Additional granules having a layer of magnesium oxide coated on a core of citric acid are also provided. The two types of granules may be combined to obtain mixtures (preferably homogeneous or substantially homogeneous mixtures) of the two types of granules, which are useful, e.g., as pharmaceutical compositions.

Drugs covered by this patent

Patent Metadata

Patent number
US8481083
Jurisdiction
US
Classification
Formulation
Expires
2028-10-10
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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