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:	566
Formulation / Manufacturing:	see details
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

Anatomical Therapeutic Chemical (ATC) Classes for FEMRING

G03CA	Natural and semisynthetic estrogens, plain
G03C	ESTROGENS
G03	SEX HORMONES AND MODULATORS OF THE GENITAL SYSTEM
G	Genito-urinary system and sex hormones

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
Australia	4399196
Denmark	0799025
South Africa	9510787
China	1138526
Greece	3030614
Israel	116433	INTRAVAGINAL DRUG DELIVERY DEVICES FOR THE ADMINISTRATION OF 17β-OESTRADIOL PRECURSORS

Supplementary Protection Certificates for FEMRING

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0136011	99C0003	Belgium		PRODUCT NAME: ESTRADIOL AND NORETHISTERONE; FIRST REGISTRATION NO/DATE: 403 IS 106 F3 19980928; FIRST REGISTRATION: SE 14007 19980306
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
1453521	15C0050	France		PRODUCT NAME: ETHINYLESTRADIOL ET MELANGE DE LEVONORGESTREL ET ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: NL 42237 20150320; FIRST REGISTRATION: SK - 17/0017/15-S 20150129
0398460	C300221	Netherlands		PRODUCT NAME: DROSPIRENON EN ETHINYLESTRADIOL; REGISTRATION NO/DATE: RVG 23827 20000307
0770388	2009/012	Ireland		PRODUCT NAME: QLAIRA-ESTRADIOL VALERATE/DIENOGEST; NAT REGISTRATION NO/DATE: PA1410/58/1 20090109; FIRST REGISTRATION NO/DATE: BE327792 20081103
0771217	CA 2006 00038	Denmark		PRODUCT NAME: ETHINYLESTRADIOL (SOM BETA-CYCLODEXTRIN-CLATHRAT) OG DROSPIRENON; NAT. REG. NO/DATE: 38687 20060627; FIRST REG. NO/DATE: EU RVG 31781 20050804