Wednesday, July 8, 2026

Patent intelligence · US

US 9977021

CD127 expression inversely correlates with FoxP3 and suppressive function of CD4+ tregs

granted A61KA61K2035/122A61K2039/515A61K39/0008
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 12
Applicant portfolio 8,292
Patent details — US 9977021
Jurisdiction
US
Status
granted
Grant date
May 22, 2018
Expiration
May 17, 2038
Claims
10
CPC classes
A61K, A61K2035/122, A61K2039/515, A61K39/0008
View on Google Patents ↗

Quick answer

US 9977021 (CD127 expression inversely correlates with FoxP3 and suppressive function of CD4+ tregs) is held by The Regents of the University of California. Status: granted. Granted May 22, 2018. Expires May 17, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
10
CPC classes
A61K, A61K2035/122, A61K2039/515, A61K39/0008, A61K40/11, A61K40/22

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Frequently asked questions

What is US patent 9977021?

US 9977021 (CD127 expression inversely correlates with FoxP3 and suppressive function of CD4+ tregs) is held by The Regents of the University of California. Status: granted. Granted May 22, 2018. Expires May 17, 2038 (12 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9977021?

The Regents of the University of California is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 8,292 pharmaceutical patents for this assignee.

When does US 9977021 expire?

Our index shows an expiration date of May 17, 2038 (12 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.