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DIFF Subgroup
A63B 47/04

for cleaning balls (apparatus for cleaning balls, as accessories for bowling- or table alleys A63D5/10)

Introduced: September 1968

Title

Titles differ between systems:

IPC: for cleaning balls

CPC: for cleaning balls (apparatus for cleaning balls, as accessories for bowling- or table alleys A63D5/10)

Full Title

Full titles differ between systems:

IPC:

Devices for handling or treating balls > for cleaning balls

CPC:

Devices for handling or treating balls > for cleaning balls (apparatus for cleaning balls, as accessories for bowling- or table alleys A63D5/10)

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class A63,2013–2023, worldwide · Source: EPO PATSTAT

  1. SANKYO 23,899
  2. SANYO PRODUCT COMPANY 23,718
  3. DAIICHI SHOKAI COMPANY 13,338
  4. KYORAKU SANGYO 10,447
  5. UNIVERSAL ENTERTAINMENT CORPORATION 9,545
  6. SANEI R & D COMPANY 9,135
  7. SAMMY CORPORATION 7,126
  8. NEWGIN CORPORATION 5,651
  9. NETEASE 4,877
  10. HEIWA CORPORATION 3,938

Top Applicants (CPC)

Class A63,2013–2023, worldwide · Source: EPO PATSTAT

  1. NETEASE 4,324
  2. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 3,255
  3. SONY INTERACTIVE ENTERTAINMENT JP 2,643
  4. TENCENT TECHNOLOGY (SHENZHEN) COMPANY CN 2,353
  5. UNIVERSAL CITY STUDIOS US 2,005
  6. KARSTEN MANUFACTURING CORPORATION US 1,883
  7. ACUSHNET COMPANY US 1,495
  8. MICROSOFT TECHNOLOGY LICENSING US 1,272
  9. NINTENDO COMPANY JP 1,260
  10. SONY CORPORATION JP 1,169