FEMRING Drug Patent Profile

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.

Summary for FEMRING

US Patents:	0
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	13
Clinical Trials:	1
Patent Applications:	514
Drug Prices:	Drug price information for FEMRING
Drug Sales Revenues:	Drug sales revenues for FEMRING
What excipients (inactive ingredients) are in FEMRING?	FEMRING excipients list
DailyMed Link:	FEMRING at DailyMed

See drug prices for FEMRING

See drug sales revenues for FEMRING

Recent Clinical Trials for FEMRING

Identify potential brand extensions & 505(b)(2) entrants

Sponsor	Phase
Columbia University	N/A

See all FEMRING clinical trials

Pharmacology for FEMRING

Drug Class	Estrogen
Mechanism of Action	Estrogen 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
Millicent	FEMRING	estradiol acetate	INSERT, EXTENDED RELEASE;VAGINAL	021367-002	Mar 20, 2003		RX	Yes	Yes

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
Millicent	FEMRING	estradiol acetate	INSERT, EXTENDED RELEASE;VAGINAL	021367-002	Mar 20, 2003

International Patents for FEMRING

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

Country	Patent Number	Title	Estimated Expiration
Finland	972579
European Patent Office	0799025	DISPOSITIFS DE LIBERATION INTRAVAGINALE DE MEDICAMENTS POUR L'ADMINISTRATION DE PRECURSEURS D'ESTRADIOL-17BETA (INTRAVAGINAL DRUG DELIVERY DEVICES FOR THE ADMINISTRATION OF 17BETA-OESTRADIOL PRECURSORS)
Germany	69508791
Denmark	0799025
Spain	2133841

Supplementary Protection Certificates for FEMRING

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0770388	9/2009	Austria		PRODUCT NAME: KOMBINATION AUS ESTRADIOLVALERAT UND DIENOGEST; NAT. REGISTRATION NO/DATE: 1-28003 20090203; FIRST REGISTRATION: BE BE 327792 20081103
1453521	122015000093	Germany		PRODUCT NAME: LEVONORGESTREL UND ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: 87675.00.00 20150720; FIRST REGISTRATION: SLOWAKEI 17/0017/15-S 20150129
0285237	95C0008	Belgium		PRODUCT NAME: ESTRADIOL, HEMIHYDRATE; NAT. REGISTRATION NO/DATE: NL 19489 19941107; FIRST REGISTRATION: FR - NL 19489 19941107
2782584	301153	Netherlands		PRODUCT NAME: COMPOSITION CONTAINING BOTH ESTRADIOL (17SS-ESTRADIOL), OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT, HYDRATE OR SOLVATE THEREOF (INCLUDING IN HEMIHYDRATE FORM), AND PROGESTERONE; NATIONAL REGISTRATION NO/DATE: RVG 125821 20210611; FIRST REGISTRATION: BE BE582231 20210406
1380301	CA 2009 00017	Denmark		PRODUCT NAME: ETHINYLESTRADIOL (SOM BETADEXCLATHRAT) OG DROSPIRENON; NAT. REG. NO/DATE: 42417 (DK) 20080619; FIRST REG. NO/DATE: NL 33842 20070629