The UK company didn't miss to exactly take the same international classes (009, 042) the PSF had choosen back in 2004 when they registered the PYTHON mark with

The UK company didn't miss to exactly take the same international classes (009, 042) the PSF had choosen back in 2004 when they registered the PYTHON mark with the US copyright office. So that's more distinct than what others do, even if some of those two classes also collide with other trademark registrations for PYTHON.