US2564180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw and nut gearing
Assignee: FIRM GENEVOISE D'INSTRUMENTS DE PHYSIQUE Ste
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Filing: 1946-01-25
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Granted: 1951-08-14
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Expires: 1966-01-25
Abstract
No abstract record available.
Inventors
- 👤 Turrettini Fernand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:57
CPC Classifications
B; B23; B23B; B23B39/00; B23B39/006; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/38; B23Q5/40; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5105; Y10T408/00; Y10T408/65; Y10T408/675; Y10T408/6771; Y10T409/00; Y10T409/30; Y10T409/309576; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18696; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19707; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2533; Y10T82/2535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1034150A
Cited
DE699426C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |