v3.26.3
Operating costs (Details) - CHF (SFr)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Operating costs        
Staff costs (note 19) SFr 221,601 SFr 44,496 SFr 441,014 SFr 145,538
Depreciation (notes 8/9) 25,226 2,118 35,046 4,236
External research and development costs 11,587 68,492 20,981 101,075
Patent maintenance and registration costs 15,540 53,865 29,580 97,119
Professional fees 237,532 320,253 355,873 622,635
D&O insurance 37,027 47,207 74,056 91,857
Fair value of services received at zero costs 9,948 34,505 17,639 105,560
Other operating costs 96,839 198,337 168,629 278,570
Total operating costs SFr 655,300 SFr 769,273 SFr 1,142,818 SFr 1,446,590