Wednesday, July 8, 2026

Patent intelligence · US

US 10238646

Methods for treating pruritus

granted A61KA61K31/485A61K45/06A61K9/0053
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 13
Applicant portfolio 7
Patent details — US 10238646
Jurisdiction
US
Status
granted
Grant date
Mar 26, 2019
Expiration
Mar 21, 2039
Claims
23
CPC classes
A61K, A61K31/485, A61K45/06, A61K9/0053
View on Google Patents ↗

Quick answer

US 10238646 (Methods for treating pruritus) is held by Trevi Therapeutics, Inc.. Status: granted. Granted Mar 26, 2019. Expires Mar 21, 2039 (13 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
23
CPC classes
A61K, A61K31/485, A61K45/06, A61K9/0053, A61K9/2009, A61K9/2013

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Frequently asked questions

What is US patent 10238646?

US 10238646 (Methods for treating pruritus) is held by Trevi Therapeutics, Inc.. Status: granted. Granted Mar 26, 2019. Expires Mar 21, 2039 (13 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 10238646?

Trevi Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 7 pharmaceutical patents for this assignee.

When does US 10238646 expire?

Our index shows an expiration date of Mar 21, 2039 (13 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.