Wednesday, July 8, 2026

Patent intelligence · US

US 12419877

Solid forms of {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid, compositions, and uses thereof

granted A61KA61K31/4418A61K31/444A61K9/14
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 28
Patent details — US 12419877
Jurisdiction
US
Status
granted
Grant date
Sep 23, 2025
Expiration
Sep 18, 2045
Claims
20
CPC classes
A61K, A61K31/4418, A61K31/444, A61K9/14
View on Google Patents ↗

Quick answer

US 12419877 (Solid forms of {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid, compositions, and uses thereof) is held by Akebia Therapeutics, Inc.. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
20
CPC classes
A61K, A61K31/4418, A61K31/444, A61K9/14, A61K9/2054, A61K9/48

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Frequently asked questions

What is US patent 12419877?

US 12419877 (Solid forms of {[5-(3-chlorophenyl)-3-hydroxypyridine-2-carbonyl]amino}acetic acid, compositions, and uses thereof) is held by Akebia Therapeutics, Inc.. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12419877?

Akebia Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 28 pharmaceutical patents for this assignee.

When does US 12419877 expire?

Our index shows an expiration date of Sep 18, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.