US3613242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skin graft cutter
Assignee: MICHIGAN RESEARCH CORP
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Filing: 1966-12-29
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Granted: 1971-10-19
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Expires: 1986-12-29
Abstract
Abstract A SKIN GRAFT CUTTER COMPRISING A BODY WHICH SUPPORTS A PLURALITY OF CUTTING BLADES DEFINING LONGITUDINALLY AND TRANSVERSELY SPACED CUTTING EDGES. A BLOCK IS PROVIDED WITH A CURVED SURFACE WHICH SUPPORTS THE SKIN GRAFT IN POSITION FOR PROGRESSIVE ENGAGEMENT WITH THE CUTTING EDGES.
Inventors
- 👤 Charles C Hill
- 👤 Frank Romberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:37
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/322; A61B2017/3225; A61B90/00; A61B90/03; A61B2090/038
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-10-18 | 1975-04-19 | 1975-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-18 | 1979-04-19 | 1979-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-18 | 1983-04-19 | 1983-10-19 | $7700.00 | Window Closed / Lapsed |