Patent US2537480A successfully refreshed from Google Patents.
US2537480A
Expired / Lapsed
US
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Wire stitching machine
Assignee: Vinters Armstrongs Ltd
•
Filing: 1947-10-29
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Granted: 1951-01-09
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Expires: 1967-10-29
Abstract
No abstract record available.
Inventors
- 👤 Nasmith John Irving
- 👤 Kirby Wilfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:46
CPC Classifications
B; B42; B42B; B42B4/00; A; A43; A43D; A43D69/00; A43D69/04; B27; B27F; B27F7/00; B27F7/17; B27F7/26; B27F7/28
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) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |