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ImmunityBio Announces Comprehensive U.S. Patents Covering Combination of ANKTIVA with BCG for Cancer Treatment, with Terms Through 2035

$IBRXPress releaseMay 18, 2026, 7:30 AM ETRead the release

ImmunityBio announced the issuance of five U.S. patents covering the combination of its IL-15 receptor agonist ANKTIVA with BCG for cancer treatment, with terms extending through at least 2035. The patent portfolio protects the approved ANKTIVA plus BCG product, the specific intravesical dosing regimen, the two-vial commercial kit, and methods of treating non-muscle invasive bladder cancer (NMIBC). This intellectual property position supports the company’s commercial franchise in BCG-unresponsive NMIBC and its advancing clinical trials, including the QUILT-2.005 registrational trial.

Key figures

Patent count
5
Revenue growth yoy
700%
Patent term expiration
2035

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