Company: OSRH
Filing Date: 2025-01-31
Form Type: 424B3
Source: 0001213900-25-008874
Chunk: 410

Company: OSR Holdings, Inc.
Filing Date: 2025-01-31
Form: 424B3
Chunk 410
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 Due to AEs     |     | —                        |     | —                         |

Note: A hyphen (-) indicates no events were reported. E = number of events; n = number of patients with an event; N = number of patients. Percentages are based on the number of patients. Intellectual Property Vaximm actively maintains 8 patent families relating to Vaximm’s portfolio of assets, in the United States and in other major markets as described shown in the tables below of specific patents within each patent family that have been issued or are under examination. All patents within each of the active patent families have been issued or are currently under various stages of nationalization and are owned or in -licensedpatent families by Vaximm and cover composition of matter, formulation and/or methods of use, are shown in the table below. Manufacturing (1)
WO 2013 / 091898, Method for Producing High Yield Attenuated Salmonella Strains

| Country 
 Code    |     | Type |     | Filing date |     |        Filing no. |     | Grant Date |     |  Grant no. |     |       Publ. No. |     | Expiry     |     | Status  |
| WO      |     | PCT  |     | 21/12/2012  |     | PCT/EP2012/005364 |     |            |     |            |     |     2013/091898 |     | —          |     |         |
| AU      |     | PCT  |     | 21/12/2012  |     |        2012359166 |     | 23/11/2017 |     | 2012359166 |     |      2012359166 |     | 21/12/2032 |     | granted |
| CA      |     | PCT  |     | 21/12/2012  |     |         2,853,656 |     | 29/12/2020 |     |  2,853,656 |     |       2,853,656 |     | 21/12/2032 |     | granted |
| CN      |     | PCT  |     | 21/12/2012  |     |    201280064144.2 |     | 19/04/2017 |     |  104066834 |     |