Last Updated: August 8, 2026

Endo Operations Company Profile


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Summary for Endo Operations
International Patents:76
US Patents:7
Tradenames:21
Ingredients:17
NDAs:20
Patent Litigation for Endo Operations: See patent lawsuits for Endo Operations

Drugs and US Patents for Endo Operations

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Endo Operations OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 021610-007 Feb 29, 2008 DISCN Yes No 8,808,737 ⤷  Start Trial ⤷  Start Trial
Endo Operations EDEX alprostadil INJECTABLE;INJECTION 020649-006 Jul 30, 1998 RX Yes Yes ⤷  Start Trial ⤷  Start Trial
Endo Operations OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 021610-002 Jun 22, 2006 DISCN Yes No 8,871,779 ⤷  Start Trial Y ⤷  Start 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 Endo Operations

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Endo Operations NASCOBAL cyanocobalamin SPRAY, METERED;NASAL 021642-001 Jan 31, 2005 7,229,636 ⤷  Start Trial
Endo Operations OPANA ER oxymorphone hydrochloride TABLET, EXTENDED RELEASE;ORAL 021610-003 Jun 22, 2006 5,128,143 ⤷  Start Trial
Endo Operations TESTIM testosterone GEL;TRANSDERMAL 021454-001 Oct 31, 2002 7,935,690 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration
Paragraph IV (Patent) Challenges for ENDO OPERATIONS drugs
Drugname Dosage Strength Tradename Submissiondate
➤ Subscribe Gel 10 mg/actuation ➤ Subscribe 2012-08-14
➤ Subscribe Injection 250 mg/mL ➤ Subscribe 2014-06-11
➤ Subscribe Extended-release Tablets 7.5 mg and 15 mg ➤ Subscribe 2008-05-29
➤ Subscribe Tablets 2.5 mg ➤ Subscribe 2011-03-09
➤ Subscribe Nasal Spray 500 mcg/spray ➤ Subscribe 2017-04-28
➤ Subscribe Gel 1% ➤ Subscribe 2008-08-21
➤ Subscribe Extended-release Tablets 5 mg, 10 mg, 20 mg and 40 mg ➤ Subscribe 2007-11-23
➤ Subscribe Extended-release Tablets 30 mg ➤ Subscribe 2008-06-12

Supplementary Protection Certificates for Endo Operations Drugs

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0591280 C300103 Netherlands ⤷  Start Trial PRODUCT NAME: FROVATRIPTAN EN FARMACEUTISCH AANVAARDBARE ZOUTEN DAARVAN; NAT. REGISTRATION NO/DATE: RVG 27211RVG 27212 2002190419; FIRST REGISTRATION: NL 24548 20001212
0591280 01C0019 France ⤷  Start Trial PRODUCT NAME: FROVATRIPTAN SUCCINATE MONOHYDRATE; NAT. REGISTRATION NO/DATE: NL 24548 20001212; FIRST REGISTRATION: FR - NL 24548 20001212
0591280 SPC/GB03/014 United Kingdom ⤷  Start Trial PRODUCT NAME: 3 METHYLAMINO-6-CARBOXAMIDO-1, 2, 3, 4-TETRAHYDROCARBAZOLE ("FROVATRIPTAN") INCLUDING A SALT, SOLVATE OR HYDRATE THEREOF; REGISTERED: FR NL 24548 20001212; UK PL 16239/0017 20021007; UK PL 16239/0018 20021007
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description
Similar Applicant Names
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Here is a list of applicants with similar names.

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