Spinal cannula with hollow needle mandrel and holding grip
USD371195S · kind S · design
61Cited by
21References
1Claims
0Family size
Inventor
Key dates
| Filing date | Jun 8, 1994 |
| Grant date | Jun 25, 1996 |
| Priority date | — |
| Expiry date | Jun 25, 2010 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.