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CPC Subgroup Additional Only
G10H 2240/046

File format, i.e. specific or non-standard musical file format used in or adapted for electrophonic musical instruments, e.g. in wavetables

Full Title

Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments > Files or data streams containing coded musical information, e.g. for transmission > File format, i.e. specific or non-standard musical file format used in or adapted for electrophonic musical instruments, e.g. in wavetables

5 direct subcodes

Child Classifications

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  • G10H 2240/051 AC3, i.e. Audio Codec 3, Dolby Digital
  • G10H 2240/056 MIDI or other note-oriented file format
  • G10H 2240/061 MP3, i.e. MPEG-1 or MPEG-2 Audio Layer III, lossy audio compression
  • G10H 2240/066 MPEG audio-visual compression file formats, e.g. MPEG-4 for coding of audio-visual objects
  • G10H 2240/071 Wave, i.e. Waveform Audio File Format, coding, e.g. uncompressed PCM audio according to the RIFF bitstream format method

Top Applicants

Top 10 applicants by patent filingsfor class G10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 6,277
  2. GOOGLE US 5,429
  3. FRAUNHOFER DE 4,984
  4. SONY CORPORATION JP 2,808
  5. HUAWEI TECHNOLOGIES COMPANY CN 2,577
  6. MICROSOFT TECHNOLOGY LICENSING US 2,382
  7. DOLBY LABORATORIES LICENSING CORPORATION US 2,123
  8. QUALCOMM US 2,117
  9. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,049
  10. AMAZON TECHNOLOGIES US 1,924