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DIFF Main Group
A63G 1/00

Roundabouts

Introduced: September 1968

IPC and CPC are identically structured here. All 15 subcodes exist in both systems.

Child Classifications

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  • A63G 1/02 with masking tunnels IPC+CPC Available in IPC and CPC
  • A63G 1/04 with toboggans IPC+CPC Available in IPC and CPC
  • A63G 1/06 with several concentric turntables IPC+CPC Available in IPC and CPC
  • A63G 1/22 with bicycles serving as seats IPC+CPC Available in IPC and CPC
  • A63G 1/28 with centrifugally-swingable suspended seats IPC+CPC Available in IPC and CPC
  • A63G 1/30 with seats moving up-and-down, e.g. figure-seats IPC+CPC Available in IPC and CPC
  • A63G 1/32 with seats two or more of which form a see-saw IPC+CPC Available in IPC and CPC
  • A63G 1/34 with seats moving in an undulating track IPC+CPC Available in IPC and CPC
  • A63G 1/36 with movably-mounted swing-like seats not moving radially outwards IPC+CPC Available in IPC and CPC
  • A63G 1/48 with turntables and movably-mounted vehicles thereon which move to the outside when the roundabout is rotated IPC+CPC Available in IPC and CPC

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