April 4 (Reuters) - Apple Inc (AAPL.O) on Tuesday launched "Apple Music"

lost a bid to register part of a federal trademark for,

When the US appeals court ruled for a jazz musician,

Which challenged the application of the tech giant.

The US Court of Appeals for the Federal Circuit rejected Apple's argument

trumpeter Charlie Bertini, based on a trademark previously owned by Beatles music label Apple Corp. Ltd.

It had priority over the "Apple Jazz" trademark rights.

The court granted Bertini a federal Apple Music lawsuit covering live performances.

allowed to block Apple's bid for the trademark, One of several trademark uses to be protected by Apple.

Bertini's lawyer, his brother James Bertini, said they were pleased with the decision after a "long and difficult struggle".

"Perhaps this decision will apply to other small companies as well.