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Last Updated: March 18, 2026

Litigation for drospirenone; ethinyl estradiol; levomefolate calcium

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US Court Litigation for drospirenone; ethinyl estradiol; levomefolate calcium

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Patent	Case Name	Docket	Date Filed	Date Terminated	Cause	Court	Jury Demand	Link To Docket
6,441,168	Merck & Cie v. Lupin Ltd.	1:15-cv-00407\|D. Del.	2015-05-20	2016-11-09	35:271 Patent Infringement	District Court, D. Delaware	None	⤷ Get Started Free
6,441,168	Merck & Cie v. Lupin Ltd.	1:15-cv-00899\|D. Del.	2015-10-08	2016-11-09	35:271 Patent Infringement	District Court, D. Delaware	None	⤷ Get Started Free
6,441,168	Merck & Cie v. Watson Laboratories Inc.	15-2063\|Fed. Cir.	2015-09-24			Court of Appeals for the Federal Circuit		⤷ Get Started Free
6,958,326	Merck & Cie v. Lupin Ltd.	1:15-cv-00407\|D. Del.	2015-05-20	2016-11-10	35:271 Patent Infringement	District Court, D. Delaware	None	⤷ Get Started Free
6,958,326	Merck & Cie v. Lupin Ltd.	1:15-cv-00407\|D. Del.	2015-05-20	2016-11-09	35:271 Patent Infringement	District Court, D. Delaware	None	⤷ Get Started Free
6,958,326	⤷ Get Started Free	1:17-md-02804\|N.D. Ohio	2022-11-04		28:1446 Petition for Removal- Personal Injury	District Court, N.D. Ohio	Both	⤷ Get Started Free
>Patent	>Case Name	>Docket	>Date Filed	>Date Terminated	>Cause	>Court	>Jury Demand	>Link To Docket

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