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XCOPRI Drug Patent Profile

When do Xcopri patents expire, and what generic alternatives are available?

Xcopri is a drug marketed by Sk Life and is included in one NDA. There are two patents protecting this drug and one Paragraph IV challenge.

This drug has twenty-six patent family members in twenty countries.

The generic ingredient in XCOPRI is cenobamate. One supplier is listed for this compound. Additional details are available on the cenobamate profile page.

DrugPatentWatch^® Generic Entry Outlook for Xcopri

Xcopri was eligible for patent challenges on March 10, 2024.

By analyzing the patents and regulatory protections it appears that the earliest date for generic entry will be October 30, 2032. This may change due to patent challenges or generic licensing.

There is one Paragraph IV patent challenge for this drug. This may lead to patent invalidation or a license for generic production.

Indicators of Generic Entry

Summary for XCOPRI

International Patents:	26
US Patents:	2
Applicants:	1
NDAs:	1
Finished Product Suppliers / Packagers:	1
Raw Ingredient (Bulk) Api Vendors:	15
Clinical Trials:	2
Patent Applications:	55
Drug Prices:	Drug price information for XCOPRI
What excipients (inactive ingredients) are in XCOPRI?	XCOPRI excipients list
DailyMed Link:	XCOPRI at DailyMed

See drug prices for XCOPRI

DrugPatentWatch^® Estimated Loss of Exclusivity (LOE) Date for XCOPRI

NDA:

212839

Dosage:

TABLET;ORAL

^*The generic entry opportunity date is the latter of the last compound-claiming patent and the last regulatory exclusivity protection. Many factors can influence early or later generic entry. This date is provided as a rough estimate of generic entry potential and should not be used as an independent source.

Recent Clinical Trials for XCOPRI

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

Sponsor	Phase
SK Life Science, Inc.	Phase 3
SK Life Science, Inc.	Phase 1

See all XCOPRI clinical trials

Pharmacology for XCOPRI

Mechanism of Action

Cytochrome P450 2B6 Inducers Cytochrome P450 2B6 Inhibitors Cytochrome P450 2C19 Inhibitors Cytochrome P450 2C8 Inducers Cytochrome P450 3A Inhibitors Cytochrome P450 3A4 Inducers GABA A Receptor Positive Modulators Sodium Channel Antagonists

Paragraph IV (Patent) Challenges for XCOPRI

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
XCOPRI	Tablets	cenobamate	12.5 mg, 25 mg, 50 mg, 100 mg, 150 mg and 200 mg	212839	2	2024-03-11

US Patents and Regulatory Information for XCOPRI

XCOPRI is protected by two US patents and one FDA Regulatory Exclusivity.

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

Patents protecting XCOPRI

FDA Regulatory Exclusivity protecting XCOPRI

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Sk Life	XCOPRI	cenobamate	TABLET;ORAL	212839-001	Mar 10, 2020		RX	Yes	Yes
Sk Life	XCOPRI	cenobamate	TABLET;ORAL	212839-006	Mar 10, 2020		RX	Yes	No
Sk Life	XCOPRI	cenobamate	TABLET;ORAL	212839-003	Mar 10, 2020		RX	Yes	No
Sk Life	XCOPRI	cenobamate	TABLET;ORAL	212839-002	Mar 10, 2020		RX	Yes	No
Sk Life	XCOPRI	cenobamate	TABLET;ORAL	212839-004	Mar 10, 2020		RX	Yes	No

EU/EMA Drug Approvals for XCOPRI

Company	Drugname	Inn	Product Number / Indication	Status	Generic	Biosimilar	Orphan	Marketing Authorisation	Marketing Refusal
Angelini Pharma S.p.A	Ontozry	cenobamate	EMEA/H/C/005377 Adjunctive treatment of focal-onset seizures with or without secondary generalisation in adult patients with epilepsy who have not been adequately controlled despite a history of treatment with at least 2 anti-epileptic medicinal products.	Authorised	no	no	no	2021-03-26

International Patents for XCOPRI

When does loss-of-exclusivity occur for XCOPRI?

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

Argentina

Australia

Brazil

Canada

China

Denmark

European Patent Office

Finland

Japan

Malaysia

Mexico

Netherlands

Poland

Portugal

Russian Federation

South Africa

South Korea

Spain

Taiwan

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 XCOPRI around the world.

Country	Patent Number	Title	Estimated Expiration
Taiwan	I398249
South Korea	20080005437	NEUROTHERAPEUTIC AZOLE COMPOUNDS
China	101228138	Neurotherapeutic azole compounds
European Patent Office	1879873	COMPOSES AZOLE NEUROTHERAPEUTIQUES (NEUROTHERAPEUTIC AZOLE COMPOUNDS)
European Patent Office	3768257	UTILISATION DE CARBAMATE DE [(1R)-1-(2-CHLOROPHÉNYL)-2-(TÉTRAZOL-2-YL)ÉTHYL] EN POLYTHÉRAPIE (USE OF [(1R)-1-(2-CHLOROPHENYL)-2-(TETRAZOL-2-YL)ETHYL] CARBAMATE IN COMBINATION THERAPY)

Supplementary Protection Certificates for XCOPRI

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1879873	301106	Netherlands		PRODUCT NAME: CENOBAMAAT OF EEN FARMACEUTISCH AANVAARDBAAR ZOUT DAARVAN; REGISTRATION NO/DATE: EU/1/21/1530 20210330
1879873	CR 2021 00015	Denmark		PRODUCT NAME: CENOBAMAT ELLER ET FARMACEUTISK ACCEPTABELT SALT DERAF; REG. NO/DATE: EU/1/21/1530 20210330
1879873	132021000000101	Italy		PRODUCT NAME: CENOBAMATO(ONTOZRY); AUTHORISATION NUMBER(S) AND DATE(S): EU/1/21/1530, 20210330
1879873	2190019-6	Sweden		PRODUCT NAME: CENOBAMATE OR A PHARMACEUTICAL ACCEPTABLE SALT THEREOF; REG. NO/DATE: EU/1/21/1530 20210330
1879873	19/2021	Austria		PRODUCT NAME: CENOBAMAT ODER EIN PHARMAZEUTISCH ANNEHMBARES SALZ DAVON; REGISTRATION NO/DATE: EU/1/21/1530 (MITTEILUNG) 20210330