Wednesday, July 8, 2026

Patent intelligence · US

US 11174316

Anti-PDL1 antibodies, activatable anti-PDL1 antibodies, and methods of use thereof

granted A61KA61K2039/505A61K39/3955A61K49/0021
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 15
Applicant portfolio 62
Patent details — US 11174316
Jurisdiction
US
Status
granted
Grant date
Nov 16, 2021
Expiration
Nov 11, 2041
Claims
19
CPC classes
A61K, A61K2039/505, A61K39/3955, A61K49/0021
View on Google Patents ↗

Quick answer

US 11174316 (Anti-PDL1 antibodies, activatable anti-PDL1 antibodies, and methods of use thereof) is held by CytomX Therapeutics, Inc.. Status: granted. Granted Nov 16, 2021. Expires Nov 11, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
19
CPC classes
A61K, A61K2039/505, A61K39/3955, A61K49/0021, A61K49/0041, A61K49/0058

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Frequently asked questions

What is US patent 11174316?

US 11174316 (Anti-PDL1 antibodies, activatable anti-PDL1 antibodies, and methods of use thereof) is held by CytomX Therapeutics, Inc.. Status: granted. Granted Nov 16, 2021. Expires Nov 11, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11174316?

CytomX Therapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 62 pharmaceutical patents for this assignee.

When does US 11174316 expire?

Our index shows an expiration date of Nov 11, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.