Last Updated: April 23, 2026

Claims for Patent: 11,628,189

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Summary for Patent: 11,628,189

Title:	Amniotic or placental device for ophthalmic use as a dressing with refractory center section
Abstract:	A biodegradable lens-shaped patch useful for healing and treatment of ocular conditions is disclosed. The patch is formed from a biodegradable carrier which carries amniotic extract and/or placental extract. The lens-shaped patch may be shaped in the form of a conventional contact lens and it is applied to a corneal surface to enhance healing thereof. After a certain period of time, the patch dissolves on its own and it need not be removed from the eye by a clinician. In an embodiment, the patch includes a clear central section that may be refractory, and a biodegradable peripheral section.
Inventor(s):	Celso Tello
Assignee:	Cetel Scientific LLC
Application Number:	US16/785,796

Details for Patent 11,628,189

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Modernatx, Inc.	SPIKEVAX	covid-19 vaccine, mrna	Injection	125752	January 31, 2022	⤷ Start Trial	2038-08-07
Modernatx, Inc.	SPIKEVAX	covid-19 vaccine, mrna	Injection	125752	September 11, 2023	⤷ Start Trial	2038-08-07
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

International Patent Family for US Patent 11,628,189

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Country	Patent Number	Estimated Expiration
Canada	3096992	⤷ Start Trial
United States of America	2020215121	⤷ Start Trial
World Intellectual Property Organization (WIPO)	2019094073	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

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