Company: LGNZZ
Filing Date: 2025-02-28
Form Type: 10-K
Source: 0000886163-25-000012
Chunk: 29

Company: LIGAND PHARMACEUTICALS INC
Filing Date: 2025-02-28
Form: 10-K
Item: Item 1
Chunk 29
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 litigation with Amgen, and proceeded to trial. The District Court upheld the validity of patent claims from three of the patents and the judgment was upheld on appeal.

Ligand UK Development Limited

Under the terms of our sale of Vernalis (R&D) Limited to HitGen in December 2020, Ligand retained a portfolio of fully-funded shots on goal, which now include S65487, a Bcl-2 inhibitor, and S64315, an Mcl-1 inhibitor for treatment of cancers, both of which are partnered with Servier in collaboration with Novartis. These programs and their IP are now owned by Ligand UK Development Limited, which has a worldwide patent portfolio of approximately 100 granted patents in over 40 countries. This patent portfolio is mature, with expected expiry dates up to 2033.

Pelican Expression Technology Platform

In connection with the merger of Pelican and Primrose, Pfenex assigned a global patent portfolio consisting of over 200 patents and over 25 pending patent applications to Pelican, while retaining four patents and five pending patent applications directed to methods of producing Erwinia asparaginase. Additionally, as part of the merger of Pelican and Primrose, Pfenex acquired a non-exclusive, worldwide, royalty-free, irrevocable, and fully sublicensable license to a portfolio of approximately 90 patents and approximately 15 pending patent applications which cover various aspects of the Pelican Expression Technology platform that are critical in helping support and retain contractual relationships including Jazz’s Rylaze, Merck’s Vaxneuvance and Capvaxive vaccines, Alvogen’s Teriparatide, and Serum Institute of India’s vaccine programs, including Pneumosil and MenFive vaccines, among others. 

Novan

Through the Novan acquisition described above, we acquired a robust IP portfolio that consists of over 45 U.S. patents, 120 non-U.S. patents, and 25 pending patent applications worldwide along with substantial know-how and trade secrets. This IP portfolio provides material coverage for our platform technologies, licensed products and product candidates, in addition to ZELSUVMI, which was approved by the FDA on January 5, 2024. There are 14 issued U.S. patents covering ZELSUVMI which are listed in the Orange Book and which are expected to expire during the time period beginning in 2026 and ending in 2035. Upon the initial approval of ZELSUVMI, we applied for