the U.S. Patent Nos. 12,115,254 and 12,115,255. On May 23, 2025, the Company filed an amended complaint against Slayback, Azurity, and related entities adding an allegation of patent infringement of U.S. Patent No. 12,290,520. The parties are currently in expert discovery. A four-day bench trial is currently scheduled for November 17, 2025. The Company intends to vigorously enforce its intellectual property rights relating to CINVANTI. As a result of our initial complaint for patent infringement, the FDA may not approve Slayback's NDA until the earlier of June 12, 2026 or resolution of the litigation.
On February 28, 2025, Azurity, Azurity Pharma India LLP, and Slayback requested Post-Grant Review ("PGR") of U.S. Patent Nos. 12,115,254 and 12,115,255 in PGR2025-00035 and PGR2025-00036, respectively. On April 14, 2025, the Petitions were accorded a filing date. On June 16, 2025, the Company filed a brief requesting discretionary denial in the petitions in PGR2025-00035 and PGR2025-00036. The briefing was completed on July 16, 2025, and the Company is awaiting a decision. On July 14, 2025, the Company filed its Patent Owner Preliminary Response.
On February 7, 2025, the Company received a Notice Letter (the "Qilu Notice") from Qilu Pharmaceutical (Hainan) Co., Ltd and Qilu Pharma, Inc. ("Qilu") advising that Qilu had submitted an ANDA to the FDA seeking approval to manufacture, use or sell a generic version of APONVIE in the U.S. ("Qilu's ANDA") prior to the expiration of U.S. Patent Nos.: 9,561,229; 9,808,465; 9,974,742; 9,974,793; 9,974,794; 10,500,208; 10,624,850; 10,953,018; 11,173,118; 11,744,800, 12,115,254, and 12,115,255 (the "Noticed APONVIE Patents"), which are listed in the Orange Book, Qilu's ANDA alleges that the Noticed APONVIE Patents are invalid, unenforceable and/or will not be infringed by the commercial manufacture, use or sale of the generic product described in Qilu's ANDA for a generic version of APONVIE. On March 21, 2025, the Company filed a complaint for patent infringement of the Noticed APONVIE Patents against Qilu in the U.S. District Court for the District of Delaware in response to Qilu's ANDA for a generic version of APONVIE. The complaint seeks, among other relief, equitable relief enjoining Qilu from infringing the Noticed APONVIE Patents.
On June 11, 2025, the Company received a Notice Letter (the "Qilu CINVANTI Notice") from Qilu Pharmaceutical (Hainan) Co., Ltd and Qilu Pharma, Inc. ("Qilu") advising that Qilu had submitted an ANDA to the FDA seeking approval to manufacture, use or sell a generic version of CINVANTI in the U.S. ("Qilu's CINVANTI ANDA") prior to the expiration of U.S. Patent Nos.: 9,561,229; 9,808,465; 9,974,742; 9,974,793; 9,974,794; 10,500,208; 10,624,850; 10,953,018; 11,173,118; 11,744,800; 12,115,254; 12,115,255; and 12,290,520 (the "Noticed CINVANTI Patents"), which are listed in the Orange Book for CINVANTI. Qilu's CINVANTI ANDA alleges that the Noticed CINVANTI Patents are invalid, unenforceable, and/or will not be infringed by the commercial manufacture, use or sale of the generic product described in Qilu's CINVANTI ANDA. On July 3, 2025, the Company filed a complaint for patent infringement of the Noticed CINVANTI Patents against Qilu in the U.S. District Court for the District of Delaware in response to Qilu's CINVANTI ANDA. The complaint seeks, among other relief, equitable relief enjoining Qilu from infringing the Noticed CINVANTI Patents.
On July 15, 2025, the Qilu CINVANTI and APONVIE litigations were consolidated. A five-day bench trial is currently scheduled for November 16, 2026. The case is in its early stages and a trial has not yet been scheduled. The Company intends to vigorously enforce its intellectual property rights relating to CINVANTI and APONVIE. As a result of filing our complaint for patent infringement, the FDA may not approve Qilu's ANDA for a generic version of APONVIE until the earlier of August 7, 2027 or resolution of the litigation, and the FDA may not approve Qilu's ANDA for a generic version of CINVANTI until the earlier of December 11, 2027 or resolution of the litigation.
ITEM 1A. RISK FACTORS
Investing in our common stock involves risks. We operate in a rapidly changing environment that involves a number of risks that could materially affect our business, financial condition or future results, some of which are beyond our control. In addition to the other information described below, the risks and uncertainties that we believe are most important for you to consider are discussed in Part I, Item 1A. "Risk Factors" in our 2024 Annual Report, Quarterly Reports on Form 10-Q, and other reports, including our financial statements and the related notes thereto, "Management's Discussion and Analysis of Financial Condition and Results of Operations" and the information contained in the section entitled "Forward-Looking Statements." The occurrence of any of the events or developments described below could adversely our business, financial condition, results of operations and prospects. In such an event, the market price of our common stock could decline and you may lose all or part of your investment. Additional risks and uncertainties not presently known to us or that we currently deem immaterial also may impair our business operations. Other than the factors described below, there are no material changes to the risk factors described in the 2024 Annual Report.