Last Updated: August 25, 2026

ILEVRO Drug Patent Profile


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Which patents cover Ilevro, and when can generic versions of Ilevro launch?

Ilevro is a drug marketed by Harrow Eye and is included in one NDA. There are two patents protecting this drug and one Paragraph IV challenge.

This drug has fifty-five patent family members in twenty-seven countries.

The generic ingredient in ILEVRO is nepafenac. There are eight drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the nepafenac profile page.

DrugPatentWatch® Generic Entry Outlook for Ilevro

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be March 31, 2032. This may change due to patent challenges or generic licensing.

There have been two patent litigation cases involving the patents protecting this drug, indicating strong interest in generic launch. Recent data indicate that 63% of patent challenges are decided in favor of the generic patent challenger and that 54% of successful patent challengers promptly launch generic drugs.

Indicators of Generic Entry

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Summary for ILEVRO
International Patents:55
US Patents:2
Applicants:1
NDAs:1
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for ILEVRO
Paragraph IV (Patent) Challenges for ILEVRO
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
ILEVRO Ophthalmic Suspension nepafenac 0.3% 203491 1 2015-12-21

US Patents and Regulatory Information for ILEVRO

ILEVRO is protected by two US patents.

Based on analysis by DrugPatentWatch, the earliest date for a generic version of ILEVRO is ⤷  Start Trial.

This potential generic entry date is based on patent ⤷  Start Trial.

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Harrow Eye ILEVRO nepafenac SUSPENSION/DROPS;OPHTHALMIC 203491-001 Oct 16, 2012 RX Yes Yes ⤷  Start Trial ⤷  Start Trial Y ⤷  Start Trial
Harrow Eye ILEVRO nepafenac SUSPENSION/DROPS;OPHTHALMIC 203491-001 Oct 16, 2012 RX Yes Yes ⤷  Start Trial ⤷  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

International Patents for ILEVRO

When does loss-of-exclusivity occur for ILEVRO?

Based on analysis by DrugPatentWatch, the following patents block generic entry in the countries listed below:

Argentina

Patent: 0572
Patent: SUSPENSIONES DE NANOPARTICULAS QUE CONTIENEN POLIMERO DE CARBOXIVINILO
Estimated Expiration: ⤷  Start Trial

Patent: 2463
Patent: SUSPENSIONES DE NANOPARTÍCULAS QUE CONTIENEN POLÍMERO DE CARBOXIVINILO
Estimated Expiration: ⤷  Start Trial

Australia

Patent: 10326099
Patent: Carboxyvinyl polymer-containing nanoparticle suspension
Estimated Expiration: ⤷  Start Trial

Brazil

Patent: 2012013503
Patent: suspensões de nanopartícula contendo polímero de carboxivinila
Estimated Expiration: ⤷  Start Trial

Canada

Patent: 81254
Patent: SUSPENSION DE NANOPARTICULES CONTENANT UN POLYMERE DE TYPE CARBOXYVINYLE (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSION)
Estimated Expiration: ⤷  Start Trial

Chile

Patent: 12001402
Patent: Composicion farmaceutica en suspension oftalmica acuosa de administracion topica que comprende polimero de carboxivinilo, galactomanana, borato, compuesto en nanoparticulas escasamente soluble, agentes para ajustar ph y tonicidad, conservante y quelante; metodo para tratar trastornos oftalmicos, metodo para mantener viscosidad.
Estimated Expiration: ⤷  Start Trial

China

Patent: 2724965
Patent: Carboxyvinyl polymer-containing nanoparticle suspensions
Estimated Expiration: ⤷  Start Trial

Croatia

Patent: 0140016
Estimated Expiration: ⤷  Start Trial

Patent: 0181337
Estimated Expiration: ⤷  Start Trial

Cyprus

Patent: 14871
Estimated Expiration: ⤷  Start Trial

Patent: 20585
Estimated Expiration: ⤷  Start Trial

Denmark

Patent: 06831
Estimated Expiration: ⤷  Start Trial

Patent: 86426
Estimated Expiration: ⤷  Start Trial

Patent: 65749
Estimated Expiration: ⤷  Start Trial

European Patent Office

Patent: 06831
Patent: SUSPENSION DE NANOPARTICULES CONTENANT UN POLYMÈRE DE TYPE CARBOXYVINYLE (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Patent: 86426
Patent: Suspension de nanoparticules contenant un polymère de type carboxyvinyle (Carboxyvinyl polymer-containing nanoparticle suspensions)
Estimated Expiration: ⤷  Start Trial

Patent: 65749
Patent: SUSPENSIONS DE NANOPARTICULES CONTENANT UN POLYMÈRE CARBOXYVINYLIQUE (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Hong Kong

Patent: 70164
Patent: CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS
Estimated Expiration: ⤷  Start Trial

Patent: 78802
Patent: 含毫微顆粒懸浮體的羧基乙烯聚合物 (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Patent: 17091
Patent: 含羧乙烯基聚合物的納米顆粒混懸液 (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Hungary

Patent: 25838
Estimated Expiration: ⤷  Start Trial

Patent: 38821
Estimated Expiration: ⤷  Start Trial

Japan

Patent: 64433
Estimated Expiration: ⤷  Start Trial

Patent: 55849
Estimated Expiration: ⤷  Start Trial

Patent: 13512912
Patent: カルボキシビニルポリマー含有ナノ粒子懸濁物
Estimated Expiration: ⤷  Start Trial

Patent: 15061886
Patent: カルボキシビニルポリマー含有ナノ粒子懸濁物 (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSION)
Estimated Expiration: ⤷  Start Trial

Patent: 16106155
Patent: カルボキシビニルポリマー含有ナノ粒子懸濁物 (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Lithuania

Patent: 65749
Estimated Expiration: ⤷  Start Trial

Mexico

Patent: 12006231
Patent: SUSPENSION DE NANOPARTICULAS QUE CONTIENEN POLIMERO DE CARBOXIVINILO. (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSION.)
Estimated Expiration: ⤷  Start Trial

Philippines

Patent: 012501111
Patent: CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLES SUSPENSIONS
Estimated Expiration: ⤷  Start Trial

Poland

Patent: 06831
Estimated Expiration: ⤷  Start Trial

Patent: 86426
Estimated Expiration: ⤷  Start Trial

Patent: 65749
Estimated Expiration: ⤷  Start Trial

Portugal

Patent: 06831
Estimated Expiration: ⤷  Start Trial

Patent: 86426
Estimated Expiration: ⤷  Start Trial

Patent: 65749
Estimated Expiration: ⤷  Start Trial

Russian Federation

Patent: 71078
Patent: СУСПЕНЗИИ НАНОЧАСТИЦ, СОДЕРЖАЩИЕ КАРБОКСИВИНИЛОВЫЙ ПОЛИМЕР (SUSPENSIONS OF NANOPARTICLES, CONTAINING CARBOXYVINYL POLYMER)
Estimated Expiration: ⤷  Start Trial

Patent: 12127675
Patent: СУСПЕНЗИИ НАНОЧАСТИЦ, СОДЕРЖАЩИЕ КАРБОКСИВИНИЛОВЫЙ ПОЛИМЕР (SUSPENSIONS OF NANOPARTICLES, CONTAINING CARBOXYVINYL POLYMER)
Estimated Expiration: ⤷  Start Trial

Serbia

Patent: 085
Patent: SUSPENZIJE NANOČESTICA KOJE SADRŽE KARBOKSIVINILNI POLIMER (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSION)
Estimated Expiration: ⤷  Start Trial

Patent: 465
Patent: NANOČESTIČNE SUSPENZIJE KOJE SADRŽE KARBOKSIVINIL POLIMER (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Slovenia

Patent: 06831
Estimated Expiration: ⤷  Start Trial

Patent: 86426
Estimated Expiration: ⤷  Start Trial

Patent: 65749
Estimated Expiration: ⤷  Start Trial

South Africa

Patent: 1203770
Patent: CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS
Estimated Expiration: ⤷  Start Trial

South Korea

Patent: 1543613
Estimated Expiration: ⤷  Start Trial

Patent: 1809484
Estimated Expiration: ⤷  Start Trial

Patent: 120099269
Patent: 카복시비닐 폴리머를 포함하는 나노입자 현탁액 (CARBOXYVINYL POLYMER- CONTAINING NANOPARTICLE SUSPENSION)
Estimated Expiration: ⤷  Start Trial

Patent: 150063587
Patent: 카복시비닐 폴리머를 포함하는 나노입자 현탁액 (CARBOXYVINYL POLYMER-CONTAINING NANOPARTICLE SUSPENSIONS)
Estimated Expiration: ⤷  Start Trial

Spain

Patent: 41420
Estimated Expiration: ⤷  Start Trial

Patent: 50942
Estimated Expiration: ⤷  Start Trial

Patent: 84752
Estimated Expiration: ⤷  Start Trial

Taiwan

Patent: 1129395
Patent: Carboxyvinyl polymer-containing nanoparticle suspensions
Estimated Expiration: ⤷  Start Trial

Patent: 86178
Estimated Expiration: ⤷  Start Trial

Uruguay

Patent: 081
Patent: SUSPENSIONES DE NANOPARTÍCULAS QUE CONTIENEN POLÍMEROS DE CARBOXIVINILO
Estimated Expiration: ⤷  Start Trial

Generics may enter earlier, or later, based on new patent filings, patent extensions, patent invalidation, early generic licensing, generic entry preferences, and other factors.

See the table below for additional patents covering ILEVRO around the world.

Country Patent Number Title Estimated Expiration
Austria 215366 ⤷  Start Trial
Australia 2818495 ⤷  Start Trial
Australia 689277 ⤷  Start Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for ILEVRO

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0999825 C300622 Netherlands ⤷  Start Trial PRODUCT NAME: NEPAFENAC; REGISTRATION NO/DATE: EU/1/07/433/002 20130503
0999825 122013000085 Germany ⤷  Start Trial PRODUCT NAME: NEPAFENAC (OPHTHALMISCHE SUSPENSION); REGISTRATION NO/DATE: EU 1/07/433/002 20130503
0999825 CA 2013 00055 Denmark ⤷  Start Trial PRODUCT NAME: NEPAFENAC (3 MG/ML), HERUNDER NEPAFENAC I KOMBINATION MED GLACTOMANNANPOLYMERER, ISAER 3 MG/ML NEPAFENAC I KOMBINATION MED GALACTOMANNANPOLYMERER, SAMT OFTALMISKE SAMMENSAETNINGER DERAF; REG. NO/DATE: EU1/07/433/002 20130503
>Patent Number >Supplementary Protection Certificate >SPC Country >SPC Expiration >SPC Description

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.