On August 11, 2020 Immutep Limited (ASX: IMM; NASDAQ: IMMP) ("Immutep" or "the Company"), a biotechnology company developing novel immunotherapy treatments for cancer and autoimmune disease, reported the grant of a new patent (number 10,736,940) entitled "Combined Preparations for the Treatment of Cancer" by the United States Patent Office (Press release, Immutep, AUG 11, 2020, View Source [SID1234563477]).

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This United States patent follows the grant of the corresponding European, Australian and Japanese patents (announced 23 May 2019, 21 June 2019 and 7 May 2020, respectively) and protects Immutep’s intellectual property relating to combined therapeutic preparations comprising its lead active immunotherapy candidate eftilagimod alpha ("efti" or "IMP321") and a chemotherapy agent. The chemotherapy agent is either a platinum-based anti-neoplastic agent, such as oxaliplatin or carboplatin, or a topoisomerase I inhibitor, such as topotecan.

This new patent highlights the ongoing and important steps being taken by the Company to protect its lead product candidate in a range of novel and highly relevant combination formats, in both chemo-immunotherapy and other immunotherapy settings.

The patent expiry date is 25 January 2035 (including 37 days of patent term adjustment).