Wednesday, July 8, 2026

Patent intelligence · US

US 12419895

Methods for treating subjects with Prader-Willi syndrome

granted A61KA61K2300/00A61K31/137A61K31/155
Status granted
Linked drugs 1
Pipeline programs 3
Years to expiry 19
Applicant portfolio 95
Patent details — US 12419895
Jurisdiction
US
Status
granted
Grant date
Sep 23, 2025
Expiration
Sep 18, 2045
Applicant
ESSENTIALIS, INC.
Claims
26
CPC classes
A61K, A61K2300/00, A61K31/137, A61K31/155
View on Google Patents ↗

Quick answer

US 12419895 (Methods for treating subjects with Prader-Willi syndrome) is held by ESSENTIALIS, INC.. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Applicant
ESSENTIALIS, INC.
Grant date
Expiration
Claims
26
CPC classes
A61K, A61K2300/00, A61K31/137, A61K31/155, A61K31/549, A61K31/551

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Frequently asked questions

What is US patent 12419895?

US 12419895 (Methods for treating subjects with Prader-Willi syndrome) is held by ESSENTIALIS, INC.. Status: granted. Granted Sep 23, 2025. Expires Sep 18, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12419895?

ESSENTIALIS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 95 pharmaceutical patents for this assignee.

When does US 12419895 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.