US Patent

US12233074 — Contraceptive methods with improved pearl index

Method of Use · Assigned to Estetra SRL · Expires 2043-02-09 · 17y remaining

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

What this patent protects

This patent protects methods of providing contraception to women with a body mass index of 30.0 kg/m^2 or higher.

USPTO Abstract

Described are methods of providing contraception in a woman having a BMI≥30.0 kg/m 2 , comprising: selecting a woman determined to have a BMI≥30.0 kg/m 2 , and then orally administering to the selected woman a therapeutically effective amount of an estetrol component at a daily dose of from 14 mg to 16 mg, based on the estetrol moiety, and drospirenone at a daily dose of from 2.5 mg to 3.5 mg. Also described are methods of contraception that achieves a Pearl Index of <5 in women having a BMI≥30.0 kg/m 2 , comprising: selecting a woman determined to have a BMI≥30.0 kg/m 2 , and then orally administering to the selected woman a therapeutically effective amount of an estetrol component at a daily dose of from 14 mg to 16 mg, based on the estetrol moiety, and drospirenone at a daily dose of from 2.5 mg to 3.5 mg, wherein the method comprises daily administration of the estetrol component and drospirenone on 24 consecutive days followed by a hormone-free period of 4 consecutive days.

Drugs covered by this patent

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.

CodeDescriptionDrug
U-3152 — Slynd

Patent Metadata

Patent number
US12233074
Jurisdiction
US
Classification
Method of Use
Expires
2043-02-09
Drug substance claim
No
Drug product claim
Yes
Assignee
Estetra SRL
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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