Wednesday, July 8, 2026

Patent intelligence · US

US 11179419

Restimulation of cryopreserved tumor infiltrating lymphocytes

granted A61KA61K2239/57A61K40/11A61K40/4271
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 15
Applicant portfolio 94
Patent details — US 11179419
Jurisdiction
US
Status
granted
Grant date
Nov 23, 2021
Expiration
Nov 18, 2041
Claims
21
CPC classes
A61K, A61K2239/57, A61K40/11, A61K40/4271
View on Google Patents ↗

Quick answer

US 11179419 (Restimulation of cryopreserved tumor infiltrating lymphocytes) is held by Iovance Biotherapeutics, Inc.. Status: granted. Granted Nov 23, 2021. Expires Nov 18, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
21
CPC classes
A61K, A61K2239/57, A61K40/11, A61K40/4271, A61P, A61P35/00

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Frequently asked questions

What is US patent 11179419?

US 11179419 (Restimulation of cryopreserved tumor infiltrating lymphocytes) is held by Iovance Biotherapeutics, Inc.. Status: granted. Granted Nov 23, 2021. Expires Nov 18, 2041 (15 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11179419?

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 11179419 expire?

Our index shows an expiration date of Nov 18, 2041 (15 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.