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Last Updated: July 16, 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.

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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 ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
Millicent FEMRING estradiol acetate INSERT, EXTENDED RELEASE;VAGINAL 021367-002 Mar 20, 2003 RX Yes Yes ⤷  Sign Up ⤷  Sign Up ⤷  Sign Up
>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 ⤷  Sign Up ⤷  Sign Up
Millicent FEMRING estradiol acetate INSERT, EXTENDED RELEASE;VAGINAL 021367-002 Mar 20, 2003 ⤷  Sign Up ⤷  Sign Up
>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
Austria 178204 ⤷  Sign Up
Denmark 0799025 ⤷  Sign Up
Ireland S68528 Intravaginal drug delivery devices for the administration of 17beta-oestradiol precursors ⤷  Sign Up
China 1138526 ⤷  Sign Up
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) ⤷  Sign Up
Ireland S950959 ⤷  Sign Up
Argentina 002010 UN DISPOSITIVO DE LIBERACION DE DROGA INTRAVAGINAL ADECUADO PARA LA ADMINISTRACION A UN MAMIFERO HEMBRA, UN PROCEDIMIENTO PARA PREPARARLO Y USO DEPRECURSORES DE 17ß-ESTRADIOL EN EL DISPOSITIVO Y PARA LA FABRICACION DEL DISPOSITIVO. ⤷  Sign Up
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for FEMRING

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0136011 2000C/027 Belgium ⤷  Sign Up PRODUCT NAME: ETHINYLESTRADIOLUM / NORETHISTERONI ACETAS; NAT. REGISTRATION NO/DATE: 19 IS 106 F3 20000911; FIRST REGISTRATION: NL RVG 23909 19991124
1453521 C 2015 029 Romania ⤷  Sign Up PRODUCT NAME: LEVONORGESTREL SI ETINILESTRADIOL; NATIONAL AUTHORISATION NUMBER: RO 7793/2015/001; DATE OF NATIONAL AUTHORISATION: 20150612; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): SK. 17/0017/15-S; DATE OF FIRST AUTHORISATION IN EEA: 20150129
1453521 132016000025143 Italy ⤷  Sign Up PRODUCT NAME: LEVONORGESTREL ED ETINILESTRADIOLO(SEASONIQUE); AUTHORISATION NUMBER(S) AND DATE(S): 17/0017/15-S, 20150211;042139016, 20150414
1380301 CA 2009 00017 Denmark ⤷  Sign Up PRODUCT NAME: ETHINYLESTRADIOL (SOM BETADEXCLATHRAT) OG DROSPIRENON; NAT. REG. NO/DATE: 42417 (DK) 20080619; FIRST REG. NO/DATE: NL 33842 20070629
0770388 09C0018 France ⤷  Sign Up PRODUCT NAME: ESTRADIOL VALERATE; DIENOGEST; NAT. REGISTRATION NO/DATE: NL35170 20081210; FIRST REGISTRATION: BE327792 20081103
0398460 C300221 Netherlands ⤷  Sign Up PRODUCT NAME: DROSPIRENON EN ETHINYLESTRADIOL; REGISTRATION NO/DATE: RVG 23827 20000307
0398460 SPC/GB04/032 United Kingdom ⤷  Sign Up 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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