Last Updated: September 5, 2026

Details for Patent: 9,757,394

Name: Drug Patent Intelligence for US Patent 9757394
Creator: DrugPatentWatch
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Which drugs does patent 9,757,394 protect, and when does it expire?

Patent 9,757,394 protects CAROSPIR and is included in one NDA.

This patent has four patent family members in four countries.

Summary for Patent: 9,757,394

Title:	Spironolactone aqueous formulations
Abstract:	Disclosed herein is a pharmaceutical composition, comprising: (a) spironolactone; (b) a xanthan gum; (c) an anti-foaming agent; (d) a preservative; (f) a dispersing agent; (g) a sweetening agent; (h) a flavoring agent; (i) optionally a buffer to maintain the pH of the pharmaceutical composition within a range described herein; and (j) a sufficient amount of a water vehicle.
Inventor(s):	Anthony Pipho, Michael Paul DeHart
Assignee:	Mayne Pharma Inc dba Metrics Contract Services , Mayne Pharma Inc , CMP Development LLC
Application Number:	US15/337,559
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for patent 9,757,394
Patent Claim Types: see list of patent claims	Use; Composition; Process; Delivery;

Drugs Protected by US Patent 9,757,394

Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Cmp Dev Llc	CAROSPIR	spironolactone	SUSPENSION;ORAL	209478-001	Aug 4, 2017	AB	RX	Yes	Yes	9,757,394	⤷ Start Trial	Y			CAROSPIR IS INDICATED FOR TREATMENT OF NYHA CLASS III-IV HEART FAILURE AND REDUCED EJECTION FRACTION TO INCREASE SURVIVAL, MANAGE EDEMA, AND TO REDUCE THE NEED FOR HOSPITALIZATION FOR HEART FAILURE	⤷ 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 9,757,394

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Canada	3003028	⤷ Start Trial
European Patent Office	3368045	⤷ Start Trial
Morocco	43132	⤷ Start Trial
World Intellectual Property Organization (WIPO)	2017075463	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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