Chair back lumbar support
USD461658S1 · kind S1 · design
4Cited by
6References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2001 |
| Grant date | Aug 20, 2002 |
| Priority date | — |
| Expiry date | Aug 20, 2016 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.