Proximal portion of a femoral hip stem prothesis
USD339634S · kind S · design
23Cited by
30References
1Claims
0Family size
Assignee
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Key dates
| Filing date | Aug 24, 1987 |
| Grant date | Sep 21, 1993 |
| Priority date | — |
| Expiry date | Sep 21, 2007 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.