商標実務情報・米国音商標（Sound Trademark）の登録例を紹介します。米国特許商標庁（USPTO）のサイトから抜粋
1. 75332744 Intell-chimes
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2. 74309951 LUCASFILM – entertainment – THX logo theme
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3. 74219263 MATTRESS DISCOUNTERS – ” HAVE A GOOD NIGHT’S SLEEP ON US, MATTRESS DISCOUNTERS ”
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4. 75528557 America Online – online multi-user computer networking “You’ve got mail”
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5. 75676156 ESPN
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6. 75934534 TIME WARNER ENTERTAINMENT – entertainment – Looney Tunes Theme Song
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7. 74629287 Twentieth Century Fox – entertainment / motion picture films – drums + trumpets +strings
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