Wednesday, July 8, 2026

Patent intelligence · US

US 11161906

Multispecific antibodies, multispecific activatable antibodies and methods of using the same

granted A61PA61P35/00
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 15
Applicant portfolio 62
Patent details — US 11161906

Quick answer

US 11161906 (Multispecific antibodies, multispecific activatable antibodies and methods of using the same) is held by CytomX Therapeutics, Inc.. Status: granted. Granted Nov 2, 2021. Expires Oct 28, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
45
CPC classes
A61P, A61P35/00

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Frequently asked questions

What is US patent 11161906?

US 11161906 (Multispecific antibodies, multispecific activatable antibodies and methods of using the same) is held by CytomX Therapeutics, Inc.. Status: granted. Granted Nov 2, 2021. Expires Oct 28, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11161906?

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 11161906 expire?

Our index shows an expiration date of Oct 28, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.