Wednesday, July 8, 2026

Patent intelligence · US

US 11667890

Engineered artificial antigen presenting cells for tumor infiltrating lymphocyte expansion

granted A61KA61K2039/515A61K40/11A61K40/42
Status granted
Linked drugs 4
Pipeline programs 6
Years to expiry 17
Applicant portfolio 94
Patent details — US 11667890
Jurisdiction
US
Status
granted
Grant date
Jun 6, 2023
Expiration
Jun 1, 2043
Claims
12
CPC classes
A61K, A61K2039/515, A61K40/11, A61K40/42
View on Google Patents ↗

Quick answer

US 11667890 (Engineered artificial antigen presenting cells for tumor infiltrating lymphocyte expansion) is held by Iovance Biotherapeutics, Inc.. Status: granted. Granted Jun 6, 2023. Expires Jun 1, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
12
CPC classes
A61K, A61K2039/515, A61K40/11, A61K40/42, A61P, A61P35/00

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Frequently asked questions

What is US patent 11667890?

US 11667890 (Engineered artificial antigen presenting cells for tumor infiltrating lymphocyte expansion) is held by Iovance Biotherapeutics, Inc.. Status: granted. Granted Jun 6, 2023. Expires Jun 1, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11667890?

Iovance Biotherapeutics, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 94 pharmaceutical patents for this assignee.

When does US 11667890 expire?

Our index shows an expiration date of Jun 1, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.