Tennis racket
US4310157A · kind A · utility
6Cited by
5References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 3, 1980 |
| Grant date | Jan 12, 1982 |
| Priority date | — |
| Expiry date | Mar 3, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S273/23
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A short tennis racket having an oblong, oval shaped head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.