Owner Sennheiser electronic GmbH & Co. KG

Service Refer to WIPO Address for Correspondence

Class 9 Electric, electronic and optical measuring, signalling, checking (supervision) apparatus and instruments as far as included in this class, in particular electric apparatus and instruments for electro-acoustics and parts thereof as well as attachments for the prevention of active interfering, including noise suppression and also in combination with other audio and audio visual systems; analogue and digital electro-acoustic systems (consisting of hardware and software) and apparatus, in particular electro-acoustic systems for recording; transmission and reproduction of audio signals, as far as included in this class; filters for electronic and electro-acoustic purposes; amplifiers, volume control, loudspeakers, headsets, microphones, aerials, accumulator plugs, plug battery chargers, listener cables, transducers and parts thereof, in particular hearing speaking sets, electric, electronic and electro-acoustic apparatus for the transmission of audio visual signals; apparatus for the wireless transmission, transfer and reception of sound or video signals; transmitters, in particular multi-channel transmitters, single-channel transmitters, infrared transmitters and receivers; electric, electronic and electro-acoustic apparatus and instruments for communications technology, as far as included in this class, in particular telephones, also as hearing and speech attachments; software, in particular on floppy discs, tapes and discs