Eton Drug Patent Portfolio

Eton owns 2 orange book drugs protected by 5 US patents Given below is the list of Eton's drug patents along with their expiration dates.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US11904046 23 Feb, 2043
Active
US12133914 Hydrocortisone Oral Liquid Formulations 23 Feb, 2043
Active
US9649280 Composition comprising hydrocortisone 12 May, 2034
Active
US9675559 Treatment of adrenal insufficiency 10 Jan, 2033
Active
US9717740 Treatment of adrenal insufficiency 19 Nov, 2032
Active


Given below is the list of recent legal activities going on the following drug patents of Eton.

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 8th Year, Large Entity 03 Feb, 2025 US9717740
Payment of Maintenance Fee, 8th Year, Large Entity 13 Dec, 2024 US9675559
Payment of Maintenance Fee, 8th Year, Large Entity 18 Nov, 2024 US9649280
Patent Issue Date Used in PTA Calculation 05 Nov, 2024 US12133914
Mail Patent eGrant Notification 05 Nov, 2024 US12133914
Email Notification 05 Nov, 2024 US12133914
Patent eGrant Notification 05 Nov, 2024 US12133914
Recordation of Patent eGrant 05 Nov, 2024 US12133914
Recordation of Patent Grant Mailed 05 Nov, 2024 US12133914
Email Notification 16 Oct, 2024 US12133914
Issue Notification Mailed 16 Oct, 2024 US12133914
Email Notification 01 Oct, 2024 US12133914
Mail Response to 312 Amendment (PTO-271) 01 Oct, 2024 US12133914
Dispatch to FDC 30 Sep, 2024 US12133914
Application Is Considered Ready for Issue 30 Sep, 2024 US12133914


Eton's Family Patents

Eton drugs have patent protection in a total of 24 countries. It's US patent count contributes only to 6.0% of its total global patent coverage. Click below to unlock the full patent family tree.

Family Patents



Eton Drug List

Given below is the complete list of Eton's drugs and the patents protecting them.


1. Alkindi Sprinkle

Alkindi Sprinkle is protected by 3 patents, out of which none have expired yet. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US9649280 Composition comprising hydrocortisone 12 May, 2034
(8 years from now)
Active
US9675559 Treatment of adrenal insufficiency 10 Jan, 2033
(6 years from now)
Active
US9717740 Treatment of adrenal insufficiency 19 Nov, 2032
(6 years from now)
Active

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Alkindi Sprinkle's drug page


2. Khindivi

Khindivi is protected by 2 patents, out of which none have expired yet. Check out its patent list below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
US11904046 23 Feb, 2043
(16 years from now)
Active
US12133914 Hydrocortisone Oral Liquid Formulations 23 Feb, 2043
(16 years from now)
Active

Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Khindivi's drug page


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NCE-1 Patent Expiry in the Next 1 Year
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Eton News

FDA Alert: Updates on Sanofi/Regeneron, Merck, REGENXBIO, and Others - BioSpace

02 Feb, 2026

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