This means that you can copy and redistribute the material in any medium or format, and remix, transform, and build upon the material for any purpose, even commercially. However, when doing so you must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests The Monero Project endorses you or your use."
--source: getmonero.org
It's perfectly fine to say "The AmericanPegasus App now incorporates Monero!" and include the logo.
It's even fine to make a game called "Monero Miner" using the symbol.
It's not ok to say "Monero presents The AmericanPegasus App." because this implies endorsement.