3 ms·
Bombs and Cannons were both Chinese inventions.
by Leary 8y ago
Bombs and Cannons were both Chinese inventions.
- pbhjpbhj 8y agoPatents expire in under 20 years, and on apply in the country of issue, I think we're safe in terms of international treaty obligations. China signed up to the Berne Convention of 1886 on copyright in 1992, three years after USA implemented it. Berne gives a minimum term of 50 years (loosely speaking) and covers all signatory countries. Perhaps they shouldn't have signed, or sought to reduce the copyright term?