Wednesday, July 8, 2026

Patent intelligence · US

US 11439709

Phospholipid ether analogs as cancer-targeting drug vehicles

granted A61KA61K31/00A61K31/337A61K31/395
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 16
Applicant portfolio 7
Related coverage 1
Patent details — US 11439709

Quick answer

US 11439709 (Phospholipid ether analogs as cancer-targeting drug vehicles) is held by CELLECTAR BIOSCIENCES, INC.. Status: granted. Granted Sep 13, 2022. Expires Sep 8, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
11
CPC classes
A61K, A61K31/00, A61K31/337, A61K31/395, A61K31/537, A61K31/665

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Related coverage

Frequently asked questions

What is US patent 11439709?

US 11439709 (Phospholipid ether analogs as cancer-targeting drug vehicles) is held by CELLECTAR BIOSCIENCES, INC.. Status: granted. Granted Sep 13, 2022. Expires Sep 8, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11439709?

CELLECTAR BIOSCIENCES, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 7 pharmaceutical patents for this assignee.

When does US 11439709 expire?

Our index shows an expiration date of Sep 8, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.