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Last Updated: April 25, 2024

FEMRING Drug Patent Profile


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Which patents cover Femring, and when can generic versions of Femring launch?

Femring is a drug marketed by Millicent and is included in one NDA.

The generic ingredient in FEMRING is estradiol acetate. There are seventy-five drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the estradiol acetate profile page.

Drug patent expirations by year for FEMRING
Drug Prices for FEMRING

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Drug Sales Revenue Trends for FEMRING

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Recent Clinical Trials for FEMRING

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SponsorPhase
Columbia UniversityN/A

See all FEMRING clinical trials

Pharmacology for FEMRING
Drug ClassEstrogen
Mechanism of ActionEstrogen Receptor Agonists

US Patents and Regulatory Information for FEMRING

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Millicent FEMRING estradiol acetate INSERT, EXTENDED RELEASE;VAGINAL 021367-001 Mar 20, 2003 RX Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Millicent FEMRING estradiol acetate INSERT, EXTENDED RELEASE;VAGINAL 021367-002 Mar 20, 2003 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Expired US Patents for FEMRING

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Millicent FEMRING estradiol acetate INSERT, EXTENDED RELEASE;VAGINAL 021367-001 Mar 20, 2003 ⤷  Try a Trial ⤷  Try a Trial
Millicent FEMRING estradiol acetate INSERT, EXTENDED RELEASE;VAGINAL 021367-002 Mar 20, 2003 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for FEMRING

See the table below for patents covering FEMRING around the world.

Country Patent Number Title Estimated Expiration
Japan H10510825 ⤷  Try a Trial
Ireland S68528 Intravaginal drug delivery devices for the administration of 17beta-oestradiol precursors ⤷  Try a Trial
Canada 2207622 DISPOSITIFS DE LIBERATION INTRAVAGINALE DE MEDICAMENTS POUR L'ADMINISTRATION DE PRECURSEURS D'ESTRADIOL-17.BETA. (INTRAVAGINAL DRUG DELIVERY DEVICES FOR THE ADMINISTRATION OF17.BETA.-OESTRADIOL PRECURSORS) ⤷  Try a Trial
Australia 692659 ⤷  Try a Trial
Turkey 9501599 ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for FEMRING

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0398460 12/2004 Austria ⤷  Try a Trial PRODUCT NAME: DROSPIRENON IN KOMBINATION MIT ESTRADIOL; NAT. REGISTRATION NO/DATE: 1-25178, 1-25179 20031127; FIRST REGISTRATION: NL RVG 27505 20021211
0770388 09C0018 France ⤷  Try a Trial PRODUCT NAME: ESTRADIOL VALERATE; DIENOGEST; NAT. REGISTRATION NO/DATE: NL35170 20081210; FIRST REGISTRATION: BE327792 20081103
0770388 PA2009004 Lithuania ⤷  Try a Trial PRODUCT NAME: ESTRADIOLI VALERAS + DIENOGESTUM; NAT. REGISTRATION NO/DATE: LT/1/09/1512/001, 2009 04 06 LT/1/09/1512/002, 2009 04 06 LT/1/09/1512/003 20090406; FIRST REGISTRATION: BE 327792 20081103
2782584 132021000000197 Italy ⤷  Try a Trial PRODUCT NAME: ESTRADIOLO (17SS-ESTRADIOLO) IN PARTICOLARE NELLA FORMA EMIIDRATA, E PROGESTERONE COMPRENDENTI LE VARIE FORME DI ESTRADIOLO (17SS-ESTRADIOLO), QUALI LE FORME IDRATE E SOLVATATE, INCLUDENDO LA FORMA EMIIDRATA, ED I SUOI SALI.(BIJUVA); AUTHORISATION NUMBER(S) AND DATE(S): BE582231, 20210406;048335018 -048335020, 20210517
0398460 SPC/GB04/032 United Kingdom ⤷  Try a Trial PRODUCT NAME: ESTRADIOL, OPTIONALLY IN THE FORM OF A HYDRATE, TOGETHER WITH DROSPIRENONE; REGISTERED: NL RVG 27505 20021211; UK PL 00053/0341 20040310
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.