US2026448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool clamping and ejecting device
Assignee: Societe Genevoise dInstruments de Physique
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Filing: 1935-01-23
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Granted: 1935-12-31
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Expires: 1955-01-23
Abstract
No abstract record available.
Inventors
- 👤 Turrettini Fernand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:04
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/24; B23B31/26; B23B31/261; B23B31/266; Y; Y10; Y10T; Y10T279/00; Y10T279/34; Y10T279/3481; Y10T408/00; Y10T408/70; Y10T408/83; Y10T409/00; Y10T409/30; Y10T409/309352; Y10T409/309408; Y10T409/309464
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) | 1938-12-30 | 1939-07-01 | 1939-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-12-30 | 1943-07-01 | 1943-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-12-30 | 1947-07-01 | 1947-12-31 | $7700.00 | Window Closed / Lapsed |