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IPC Subgroup
A63B 49/02

Frames

Introduced: September 1968

Last revised: January 2015

Full Title

Stringed rackets, e.g. for tennis > Frames

Classification Context

Section:
HUMAN NECESSITIES
Class:
SPORTS; GAMES; AMUSEMENTS
Subclass:
APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT

10 direct subcodes

Child Classifications

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  • A63B 49/022 String guides on frames, e.g. grommets
  • A63B 49/025 Means on frames for clamping string ends
  • A63B 49/028 Means for achieving greater mobility of the string bed
  • A63B 49/035 with easily dismountable parts, e.g. heads, shafts or grips
  • A63B 49/038 with head subframes for replacing strings
  • A63B 49/08 with special construction of the handle
  • A63B 49/12 made of metal
  • A63B 49/14 Protection devices on the frame

Top Applicants

Top 10 applicants by patent filingsfor 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