DIFF Subgroup
A63B 49/02 Frames
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Stringed rackets, e.g. for tennis > Frames
CPC:
Stringed rackets, e.g. for tennis (strings therefor A63B51/00) > Frames
Of 16 combined children, 10 exist in both systems.
6 codes are CPC-only extensions.
Note: 6 CPC extensions are marked as secondary classification only.
Child Classifications
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- A63B 49/028 Means for achieving greater mobility of the string bed since 2015 IPC+CPC Available in IPC and CPC
- A63B 49/03 characterised by throat sections, i.e. sections or elements between the head and the shaft since 2015 +1 CPC IPC+CPC Available in IPC and CPC
- A63B 49/035 with easily dismountable parts, e.g. heads, shafts or grips since 2015 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A63,2013–2023, worldwide · Source: EPO PATSTAT
- SANKYO 23,899
- SANYO PRODUCT COMPANY 23,718
- DAIICHI SHOKAI COMPANY 13,338
- KYORAKU SANGYO 10,447
- UNIVERSAL ENTERTAINMENT CORPORATION 9,545
- SANEI R & D COMPANY 9,135
- SAMMY CORPORATION 7,126
- NEWGIN CORPORATION 5,651
- NETEASE 4,877
- HEIWA CORPORATION 3,938
Top Applicants (CPC)
Class A63,2013–2023, worldwide · Source: EPO PATSTAT
- NETEASE 4,324
- TENCENT TECHNOLOGY (SHENZHEN) COMPANY 3,255
- SONY INTERACTIVE ENTERTAINMENT JP 2,643
- TENCENT TECHNOLOGY (SHENZHEN) COMPANY CN 2,353
- UNIVERSAL CITY STUDIOS US 2,005
- KARSTEN MANUFACTURING CORPORATION US 1,883
- ACUSHNET COMPANY US 1,495
- MICROSOFT TECHNOLOGY LICENSING US 1,272
- NINTENDO COMPANY JP 1,260
- SONY CORPORATION JP 1,169