Artificial intelligence (AI) cannot be the inventor of new patents, the UK Court of Appeal has ruled.

Patents assign the ownership of a new invention to its creator.

At its core, the argument is about whether a law written for human inventors can be applied to machines.

The appeal court ruled against Stephen Thaler, creator of a system called Dabus, who took a case against the UK's Intellectual Property Office (IPO) which refused patents to his AI.

Read more on BBC news here.