Last Updated: June 25, 2026

DURAGESIC-75 Drug Patent Profile


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Which patents cover Duragesic-75, and what generic alternatives are available?

Duragesic-75 is a drug marketed by Janssen Pharms and is included in one NDA.

The generic ingredient in DURAGESIC-75 is fentanyl. There are thirty-one drug master file entries for this compound. Five suppliers are listed for this compound. Additional details are available on the fentanyl profile page.

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Summary for DURAGESIC-75
Recent Clinical Trials for DURAGESIC-75

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

SponsorPhase
Jiarong Chen, MDPhase 4
Emory UniversityPhase 4
Loyola UniversityPhase 2/Phase 3

See all DURAGESIC-75 clinical trials

US Patents and Regulatory Information for DURAGESIC-75

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Janssen Pharms DURAGESIC-75 fentanyl FILM, EXTENDED RELEASE;TRANSDERMAL 019813-002 Aug 7, 1990 DISCN Yes No ⤷  Start Trial ⤷  Start Trial ⤷  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 DURAGESIC-75

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Janssen Pharms DURAGESIC-75 fentanyl FILM, EXTENDED RELEASE;TRANSDERMAL 019813-002 Aug 7, 1990 4,060,084 ⤷  Start Trial
Janssen Pharms DURAGESIC-75 fentanyl FILM, EXTENDED RELEASE;TRANSDERMAL 019813-002 Aug 7, 1990 4,144,317 ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

EU/EMA Drug Approvals for DURAGESIC-75

Company Drugname Inn Product Number / Indication Status Generic Biosimilar Orphan Marketing Authorisation Marketing Refusal
Kyowa Kirin Holdings B.V. PecFent fentanyl EMEA/H/C/001164PecFent is indicated for the management of breakthrough pain in adults who are already receiving maintenance opioid therapy for chronic cancer pain. Breakthrough pain is a transitory exacerbation of pain that occurs on a background of otherwise controlled persistent pain.Patients receiving maintenance opioid therapy are those who are taking at least 60 mg of oral morphine daily, at least 25 micrograms of transdermal fentanyl per hour, at least 30 mg of oxycodone daily, at least 8 mg of oral hydromorphone daily or an equi-analgesic dose of another opioid for a week or longer. Authorised no no no 2010-08-31
Takeda Pharma A/S Instanyl fentanyl EMEA/H/C/000959Instanyl is indicated for the management of breakthrough pain in adults already receiving maintenance opioid therapy for chronic cancer pain. Breakthrough pain is a transitory exacerbation of pain that occurs on a background of otherwise controlled persistent pain. Patients receiving maintenance opioid therapy are those who are taking at least 60 mg of oral morphine daily, at least 25 micrograms of transdermal fentanyl per hour, at least 30 mg oxycodone daily, at least 8 mg of oral hydromorphone daily or an equianalgesic dose of another opioid for a week or longer. Authorised no no no 2009-07-20
Teva B.V. Effentora fentanyl EMEA/H/C/000833Effentora is indicated for the treatment of breakthrough pain (BTP) in adults with cancer who are already receiving maintenance opioid therapy for chronic cancer pain., , BTP is a transitory exacerbation of pain that occurs on a background of otherwise controlled persistent pain., , Patients receiving maintenance opioid therapy are those who are taking at least 60 mg of oral morphine daily, at least 25 micrograms of transdermal fentanyl per hour, at least 30 mg of oxycodone daily, at least 8 mg of oral hydromorphone daily or an equianalgesic dose of another opioid for a week or longer. , Authorised no no no 2008-04-04
Incline Therapeutics Europe Ltd Ionsys fentanyl EMEA/H/C/002715Ionsys is indicated for the management of acute moderate to severe post-operative pain in adult patients. Withdrawn no no no 2015-11-18
Eli Lilly and Company Limited  Recuvyra fentanyl EMEA/V/C/002239For the control of pain associated with orthopaedic and soft tissue surgery in dogs. Withdrawn no no no 2011-10-06
>Company >Drugname >Inn >Product Number / Indication >Status >Generic >Biosimilar >Orphan >Marketing Authorisation >Marketing Refusal

International Patents for DURAGESIC-75

See the table below for patents covering DURAGESIC-75 around the world.

Country Patent Number Title Estimated Expiration
Australia 4452785 ⤷  Start Trial
Australia 565177 ⤷  Start Trial
Belgium 902884 ⤷  Start Trial
Belgium 905568 ⤷  Start Trial
Canada 1245983 ADMINISTRATION TRANSCUTANEE DE FENTANYL, ET DISPOSITIF POUR CE FAIRE (TRANSDERMAL ADMINISTRATION OF FENTANYL AND DEVICE THEREFOR) ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for DURAGESIC-75

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0836511 CA 2006 00019 Denmark ⤷  Start Trial PRODUCT NAME: FENTANYL HYDROCHLORID
0836511 SPC/GB06/022 United Kingdom ⤷  Start Trial PRODUCT NAME: FENTANYL HYDROCHLORIDE; REGISTERED: UK EU/1/05/326/001 20060124
0901368 C300523 Netherlands ⤷  Start Trial PRODUCT NAME: FENTANYL; REGISTRATION NO/DATE: EU/2/11/127/001 20111006
1769785 C300522 Netherlands ⤷  Start Trial PRODUCT NAME: FENTANYL EN DOSERINGSAPPLICATOR; REG. NO/DATE: EU/2/11/127/001 20111006
1769785 C300521 Netherlands ⤷  Start Trial PRODUCT NAME: FENTANYL; REG NO/DATE: EU/2/11/127/001 20111006
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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