Training tennis racket
US4090710A · kind A · utility
2Cited by
5References
5Claims
0Family size
Inventor
Key dates
| Filing date | Jan 28, 1976 |
| Grant date | May 23, 1978 |
| Priority date | — |
| Expiry date | Jan 28, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B69/385
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A training and playing tennis racket having indicia immediately above the handle for orienting the player's hand grasp for various strokes including the forehand, backhand, service, overhead and volley grips to aid the tennis player to position the appropriate grip readily during training and playing without cumbersome structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.