The Dilemmas and Breakthroughs in the Operation of China’s Patent Validity Examination System. Journal of humanities and social sciences exploratio, [S. l.], v. 2, n. 10, p. 23–27, 2026. DOI: 10.65196/5b400922. Disponível em: https://ojs.gfpress.org/jhsse/article/view/388. Acesso em: 4 nov. 2026.