Last Updated: November 8, 2026

Horizon Company Profile

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What is the competitive landscape for HORIZON

HORIZON has nine approved drugs.

There are fifty-two US patents protecting HORIZON drugs.

Summary for Horizon

US Patents:	52
Tradenames:	7
Ingredients:	7
NDAs:	9
Patent Litigation for Horizon:	See patent lawsuits for Horizon
PTAB Cases with Horizon as patent owner:	See PTAB cases with Horizon as patent owner

Drugs and US Patents for Horizon

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Horizon	PENNSAID	diclofenac sodium	SOLUTION;TOPICAL	204623-001	Jan 16, 2014		DISCN	Yes	No	9,066,913	⤷ Start Trial	Y			⤷ Start Trial
Horizon Therap Us	BUPHENYL	sodium phenylbutyrate	POWDER;ORAL	020573-001	Apr 30, 1996		DISCN	Yes	No		⤷ Start Trial				⤷ Start Trial
Horizon	PROCYSBI	cysteamine bitartrate	GRANULE, DELAYED RELEASE;ORAL	213491-001	Feb 14, 2020		RX	Yes	No	9,198,882*PED	⤷ Start Trial			Y	⤷ Start Trial
Horizon	PROCYSBI	cysteamine bitartrate	CAPSULE, DELAYED RELEASE;ORAL	203389-002	Apr 30, 2013		RX	Yes	Yes	9,173,851*PED	⤷ 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 Horizon

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Horizon	RAYOS	prednisone	TABLET, DELAYED RELEASE;ORAL	202020-002	Jul 26, 2012	8,394,407	⤷ Start Trial
Horizon	VIMOVO	esomeprazole magnesium; naproxen	TABLET, DELAYED RELEASE;ORAL	022511-002	Apr 30, 2010	9,161,920	⤷ Start Trial
Horizon	VIMOVO	esomeprazole magnesium; naproxen	TABLET, DELAYED RELEASE;ORAL	022511-002	Apr 30, 2010	6,926,907	⤷ Start Trial
Horizon	RAYOS	prednisone	TABLET, DELAYED RELEASE;ORAL	202020-001	Jul 26, 2012	8,394,407	⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

Paragraph IV (Patent) Challenges for HORIZON drugs

Drugname	Dosage	Strength	Tradename	Submissiondate
➤ Subscribe	Topical Solution	2.0%	➤ Subscribe	2014-06-03
➤ Subscribe	Delayed-release Tablet	375 mg/20 mg and 500 mg/20 mg	➤ Subscribe	2010-11-05
➤ Subscribe	Oral Liquid	1.1 g/mL	➤ Subscribe	2013-11-19
➤ Subscribe	Topical Solution	1.5%	➤ Subscribe	2012-07-11
➤ Subscribe	Delayed-release Tablets	1 mg, 2 mg, and 5 mg	➤ Subscribe	2012-11-26
➤ Subscribe	Tablets	800 mg/26.6 mg	➤ Subscribe	2011-12-06

International Patents for Horizon Drugs

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Country	Patent Number	Estimated Expiration
Israel	284823	⤷ Start Trial
Denmark	2760479	⤷ Start Trial
World Intellectual Property Organization (WIPO)	2008049020	⤷ Start Trial
Ecuador	SP14024561	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

Supplementary Protection Certificates for Horizon Drugs

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Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1411900	2011C/016	Belgium	⤷ Start Trial	PRODUCT NAME: NAPROXENE ET ESOMEPRAZOLE (SOUS LA FORME D'ESOMEPRAZOLE MAGNESIUM TRIHYDRATE); AUTHORISATION NUMBER AND DATE: BE382505 20101214
2822954	SPC/GB18/031	United Kingdom	⤷ Start Trial	PRODUCT NAME: BICTEGRAVIR OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, IN PARTICULAR BICTEGRAVIR SODIUM.; REGISTERED: UK EU/1/18/1289/001(NI) 20180625; UK EU/1/18/1289/002(NI) 20180625; UK PLGB 11972/0008 20180625
1259550	08C0052	France	⤷ Start Trial	PRODUCT NAME: SUGAMMADEX SODIUM; REGISTRATION NO/DATE: EU/1/08/466/001-002 20080725
2203431	CA 2015 00014	Denmark	⤷ Start Trial	PRODUCT NAME: DASABUVIR OR A SALT THEREOF, INCLUDING DASABUVIR SODIUM MONOHYDRATE; REG. NO/DATE: EU/1/14/983 20150115
>Patent Number	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration	>SPC Description

Similar Applicant Names

Applicants may be listed under multiple names.
Here is a list of applicants with similar names.

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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.