US2531985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire stitching mechanism
Assignee: Vinters Armstrongs Ltd
•
Filing: 1949-11-22
•
Granted: 1950-11-28
•
Expires: 1969-11-22
Abstract
No abstract record available.
Inventors
- 👤 Nasmith John Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:59
CPC Classifications
B; B27; B27F; B27F7/00; B27F7/17; B27F7/30; A; A43; A43D; A43D69/00; A43D69/04; B27F7/26; B27F7/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |