Patent US1690452A successfully refreshed from Google Patents.
US1690452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for the manufacturing of wire spiral
Assignee: Individual
•
Filing: 1926-07-30
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Granted: 1928-11-06
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Expires: 1946-07-30
Abstract
No abstract record available.
Inventors
- 👤 Manent Jean Pierre
- 👤 Manent Marius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:20
CPC Classifications
B; B21; B21F; B21F3/00; B21F3/02; B21F3/04; B21F11/00; B21F11/005; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5102; Y10T29/5103
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) | 1931-11-06 | 1932-05-07 | 1932-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-11-06 | 1936-05-07 | 1936-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-11-06 | 1940-05-07 | 1940-11-06 | $7700.00 | Window Closed / Lapsed |