Patent US2940451A successfully refreshed from Google Patents.
US2940451A
Expired / Lapsed
US
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Suturing apparatus
Assignee: Canadian Patents and Development Ltd
•
Filing: 1958-02-26
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Granted: 1960-06-14
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Expires: 1978-02-26
Abstract
No abstract record available.
Inventors
- 👤 Vogelfanger Isaac Joel
- 👤 Beattie William Gordon
- 👤 Klein George Johann
- 👤 Smialowski Antoni Jozef
- 👤 Fischer Christopher Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:06
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/11; A61B17/115; A61B17/1152; A61B2017/1125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |