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Last Updated: April 2, 2026

Claims for Patent: 12,357,722

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Summary for Patent: 12,357,722

Title:	Sealant dressing with removable intermediate separating layer
Abstract:	The present invention is directed to medical devices having a first porous substrate layer with at least a surface coating thereon of a first co-reactive component and a second substrate layer with at least a surface coating layer of a second co-reactive component that reacts with the first co-reactive component, and a removable barrier layer positioned between the first substrate layer and second substrate layer and in contact with said first substrate layer and said second substrate layer.
Inventor(s):	Nir Nativ, Gerard Llanos, Thomas Weindl, Sai Veruva
Assignee:	Ethicon Inc
Application Number:	US16/934,982

Details for Patent 12,357,722

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Omrix Biopharmaceuticals Ltd	CROSSEAL, EVICEL	fibrin sealant (human)	Spray	125010	March 21, 2003	⤷ Start Trial	2040-07-21
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

International Patent Family for US Patent 12,357,722

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Country	Patent Number	Estimated Expiration
China	116133701	⤷ Start Trial
European Patent Office	4185342	⤷ Start Trial
Japan	2023534841	⤷ Start Trial
United States of America	2022023488	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

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