About 3 Trademarks found that are owned by Butani Group Limited

The mark consists of a solid circle containing two opposing parentheses with a dot between the tops of the parentheses. The square is not a feature of the mark and only serves to enable the larger circle design to be visible.

Audio devices, namely, microphones, personal and car stereos, audio speakers, amplifiers, sound equalizers, headphones and earphones

Earphones and headphones