What are some key ‘sound marks’ registered under the Trade Mark Rules in India?

Sound mark is an unconventional trademark. The first sound mark to ever have been registered in India is the “yodel” from Yahoo in August 2008. Followed by National Stock Exchange (Theme song), ICICI Bank Corporate jingle, Britannia Industries (Four note bell sound), Cisco (Tune heard on logging in to the conferencing service Web Ex), Edgar Rice Burroughs (Tarzan Yell by its toy action figure),Nokia (Guitar notes on switching on the device)