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Last Updated: March 29, 2024

COSOPT Drug Patent Profile


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When do Cosopt patents expire, and when can generic versions of Cosopt launch?

Cosopt is a drug marketed by Thea Pharma and is included in two NDAs.

The generic ingredient in COSOPT is dorzolamide hydrochloride; timolol maleate. There are fifteen drug master file entries for this compound. Seventeen suppliers are listed for this compound. Additional details are available on the dorzolamide hydrochloride; timolol maleate profile page.

Paragraph IV (Patent) Challenges for COSOPT
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
COSOPT Ophthalmic Solution dorzolamide hydrochloride; timolol maleate 2%/0.5% 020869 1 2005-10-11

US Patents and Regulatory Information for COSOPT

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Thea Pharma COSOPT dorzolamide hydrochloride; timolol maleate SOLUTION/DROPS;OPHTHALMIC 020869-001 Apr 7, 1998 AT1 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Thea Pharma COSOPT PF dorzolamide hydrochloride; timolol maleate SOLUTION/DROPS;OPHTHALMIC 202667-001 Feb 1, 2012 AT2 RX Yes Yes ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a 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 COSOPT

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Thea Pharma COSOPT dorzolamide hydrochloride; timolol maleate SOLUTION/DROPS;OPHTHALMIC 020869-001 Apr 7, 1998 ⤷  Try a Trial ⤷  Try a Trial
Thea Pharma COSOPT dorzolamide hydrochloride; timolol maleate SOLUTION/DROPS;OPHTHALMIC 020869-001 Apr 7, 1998 ⤷  Try a Trial ⤷  Try a Trial
Thea Pharma COSOPT dorzolamide hydrochloride; timolol maleate SOLUTION/DROPS;OPHTHALMIC 020869-001 Apr 7, 1998 ⤷  Try a Trial ⤷  Try a Trial
Thea Pharma COSOPT dorzolamide hydrochloride; timolol maleate SOLUTION/DROPS;OPHTHALMIC 020869-001 Apr 7, 1998 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for COSOPT

See the table below for patents covering COSOPT around the world.

Country Patent Number Title Estimated Expiration
United Kingdom 2155331 COMPOSITION FOR REDUCING INTRAOCULAR PRESSURE ⤷  Try a Trial
Austria 86998 ⤷  Try a Trial
Ireland 811235 ⤷  Try a Trial
Canada 2065965 COMPOSITIONS OPHTALMIQUES COMPRENANT UN INHIBITEUR DE L'ANHYDRASE CARBONIQUE ET UN ANTAGONISTE DES RECEPTEURS BETA-ADRENERGIQUES (OPHTHALMIC COMPOSITIONS COMPRISING COMBINATIONS OF A CARBONIC ANHYDRASE INHIBITOR AND A BETA-ADRENERGIC ANTAGONIST) ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Supplementary Protection Certificates for COSOPT

Patent Number Supplementary Protection Certificate SPC Country SPC Expiration SPC Description
0296879 96C0003 Belgium ⤷  Try a Trial PRODUCT NAME: HYDROCHLORIDUM, EQ. DORZOLAMIDUM; NAT. REGISTRATION NO/DATE: 922 IS 168 F13 19951019; FIRST REGISTRATION: SE 12208 19941219
0509752 49/1999 Austria ⤷  Try a Trial PRODUCT NAME: DORZOLAMID ODER EIN OPHTHALMOLOGISCH ANNEHMBARES SALZ DAVON, VORZUGSWEISE DORZOLAMIDHYDROCHLORID, UND TIMOLOL ODER EIN OPHTHALMOLOGISCH ANNEHMBARES SALZ DAVON, VORZUGSWEISE TIMOLOLMALEAT; NAT. REGISTRATION NO/DATE: 1-22701, 1-22702 19980828; FIRST REGISTRATION: DK 9794 19980306
0509752 SPC/GB99/043 United Kingdom ⤷  Try a Trial PRODUCT NAME: DORZOLAMIDE OR AN OPHTHALMOLOGICALLY ACCEPTABLE SALT THEREOF, PREFERABLY DORZOLAMIDE HYDROCHOLORIDE, PLUS TIMOLOL OR AN OPHTHAMOLOGICALLY ACCEPTABLE SALT THEREOF, PREFERABLY TIMOLOL MALEATE; REGISTERED: DK 19045 19980306; UK PL 00025/0373 19980804
0509752 CA 2000 00002 Denmark ⤷  Try a Trial
>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. 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.