Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
G10C 3/00

Details or accessories

Introduced: September 1968

IPC and CPC are identically structured here. All 10 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

Navigate with arrow keys, Enter to open

  • G10C 3/02 Cases IPC+CPC Available in IPC and CPC
  • G10C 3/04 Frames; Bridges; Bars IPC+CPC Available in IPC and CPC
  • G10C 3/06 Resonating means, e.g. soundboards or resonant strings; Fastenings thereof IPC+CPC Available in IPC and CPC
  • G10C 3/26 Pedals or pedal mechanisms (G10C3/14 takes precedence); Manually operated sound modification means IPC+CPC Available in IPC and CPC
  • G10C 3/28 Transposing devices IPC+CPC Available in IPC and CPC
  • G10C 3/30 Couplers, e.g. for playing octaves IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G10,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 5,218
  2. GOOGLE US 4,644
  3. FRAUNHOFER DE 4,601
  4. SONY CORPORATION JP 2,380
  5. HUAWEI TECHNOLOGIES COMPANY CN 2,179
  6. YAMAHA CORPORATION 2,120
  7. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 1,974
  8. MICROSOFT TECHNOLOGY LICENSING US 1,916
  9. AMAZON TECHNOLOGIES US 1,866
  10. DOLBY LABORATORIES LICENSING CORPORATION US 1,843

Top Applicants (CPC)

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