Last Updated: August 8, 2026

Details for Patent: 11,612,658


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Which drugs does patent 11,612,658 protect, and when does it expire?

Patent 11,612,658 protects VERKAZIA and is included in one NDA.

This patent has forty-four patent family members in eighteen countries.

Summary for Patent: 11,612,658
Title:Oil-in-water emulsions comprising cetalkonium chloride and methods of making and using the same
Abstract:Compositions containing quaternary compounds in which the nitrogen atom is substituted by at least one alkyl group having at least 12 carbon atoms, and the composition includes at least 20% in weight by weight of the total composition, of ammonium halides in which the nitrogen atom is substituted by at least one alkyl group having at least 14 carbon atoms and more than 5%, preferably more than 7% in weight by weight of the total composition, of ammonium halides in which the nitrogen atom is substituted by at least one alkyl group having at least 16 carbon atoms. Also, ophthalmic oil-in-water emulsions containing such compositions, the ophthalmic emulsions being useful for eye care or for the treatment of eye conditions.
Inventor(s):Laura Rabinovich-Guilatt, Gregory Lambert, Frederic LALLEMAND, Betty Philips
Assignee: Novagali SA , Santen SAS
Application Number:US16/949,237
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation; Process; Device;
Patent landscape, scope, and claims:

error: insufficient information

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Drugs Protected by US Patent 11,612,658

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Harrow Eye VERKAZIA cyclosporine EMULSION;OPHTHALMIC 214965-001 Jun 23, 2021 RX Yes Yes ⤷  Start Trial ⤷  Start Trial FOR THE TREATMENT OF VERNAL KERATOCONJUNCTIVITIS IN CHILDREN AND ADULTS ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 11,612,658

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 2049079 ⤷  Start Trial PA2017003 Lithuania ⤷  Start Trial
European Patent Office 2049079 ⤷  Start Trial LUC00006 Luxembourg ⤷  Start Trial
European Patent Office 2049079 ⤷  Start Trial PA2017003,C2049079 Lithuania ⤷  Start Trial
European Patent Office 2049079 ⤷  Start Trial 201740003 Slovenia ⤷  Start Trial
Australia 2007278141 ⤷  Start Trial
Canada 2659322 ⤷  Start Trial
China 101534791 ⤷  Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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