Wednesday, July 8, 2026

Patent intelligence · US

US 11266655

Methods and compositions for treating urea cycle disorders

granted A61KA61K31/395A61K31/416A61K31/519
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 4
Patent details — US 11266655
Jurisdiction
US
Status
granted
Grant date
Mar 8, 2022
Expiration
Mar 3, 2042
Claims
10
CPC classes
A61K, A61K31/395, A61K31/416, A61K31/519
View on Google Patents ↗

Quick answer

US 11266655 (Methods and compositions for treating urea cycle disorders) is held by CAMP4 Therapeutics Corporation. Status: granted. Granted Mar 8, 2022. Expires Mar 3, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
10
CPC classes
A61K, A61K31/395, A61K31/416, A61K31/519, A61K31/52, A61K31/5377

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Frequently asked questions

What is US patent 11266655?

US 11266655 (Methods and compositions for treating urea cycle disorders) is held by CAMP4 Therapeutics Corporation. Status: granted. Granted Mar 8, 2022. Expires Mar 3, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11266655?

CAMP4 Therapeutics Corporation is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 4 pharmaceutical patents for this assignee.

When does US 11266655 expire?

Our index shows an expiration date of Mar 3, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.