FEMPATCH Drug Patent Profile

Which patents cover Fempatch, and what generic alternatives are available?

Fempatch is a drug marketed by Parke Davis and is included in one NDA.

The generic ingredient in FEMPATCH is estradiol. There are seventy-five drug master file entries for this compound. Forty-five suppliers are listed for this compound. Additional details are available on the estradiol profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Fempatch

A generic version of FEMPATCH was approved as estradiol by BARR LABS INC on October 22^nd, 1997.

Summary for FEMPATCH

US Patents:	0
Applicants:	1
NDAs:	1
Raw Ingredient (Bulk) Api Vendors:	109
Patent Applications:	7,167
Formulation / Manufacturing:	see details
DailyMed Link:	FEMPATCH at DailyMed

Anatomical Therapeutic Chemical (ATC) Classes for FEMPATCH

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 FEMPATCH

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Parke Davis	FEMPATCH	estradiol	FILM, EXTENDED RELEASE;TRANSDERMAL	020417-001	Dec 3, 1996		DISCN	No	No

Expired US Patents for FEMPATCH

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Parke Davis	FEMPATCH	estradiol	FILM, EXTENDED RELEASE;TRANSDERMAL	020417-001	Dec 3, 1996
Parke Davis	FEMPATCH	estradiol	FILM, EXTENDED RELEASE;TRANSDERMAL	020417-001	Dec 3, 1996

International Patents for FEMPATCH

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

Country	Patent Number	Title	Estimated Expiration
European Patent Office	0272987	RESILIENT TRANSDERMAL DRUG-DELIVERY DEVICE AND COMPOSITIONS AND DEVICES EMPLOYING FATTY ACID ESTERS/ETHERS OR ALKANEDIOLS AS PERCUTANEOUS ABSORPTION ENHANCERS
Australia	640383
Australia	601528
Australia	3853089
Japan	H0816054
Japan	H03504977
Norway	306444

Supplementary Protection Certificates for FEMPATCH

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1453521	CA 2016 00016	Denmark		PRODUCT NAME: LEVONORGESTREL OG ETHINYLOESTRADIOL; NAT. REG. NO/DATE: 56336 20151105; FIRST REG. NO/DATE: SK 17/0017/15-S 20150211
0398460	12/2004	Austria		PRODUCT NAME: DROSPIRENON IN KOMBINATION MIT ESTRADIOL; NAT. REGISTRATION NO/DATE: 1-25178, 1-25179 20031127; FIRST REGISTRATION: NL RVG 27505 20021211
0334429	97C0002	Belgium		PRODUCT NAME: ESTRADIOL; NAT. REGISTRATION NO/DATE: NL 18978 19960731; FIRST REGISTRATION: SE - 11783 19930305
0398460	04C0022	France		PRODUCT NAME: ESTRADIOL ANHYDRE DROSPIRENONE; REGISTRATION NO/DATE IN FRANCE: NL 28661 DU 20040316; REGISTRATION NO/DATE AT EEC: RVG 27505 DU 20021211
0584952	99C0004	Belgium		PRODUCT NAME: ESTRADIOL, HEMIHYDRATE, NORETHISTERONE, ACETATE; NAT. REGISTRATION NO/DATE: NL 23753 19981210; FIRST REGISTRATION: SE - 14 007 19980306
1453521	93156	Luxembourg		PRODUCT NAME: LEVONORGESTREL ET ETHINYLESTRADIOL; FIRST REGISTRATION DATE: 20150211
2782584	132021000000197	Italy		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