US2745668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spindle and slide control assembly
Assignee: JIGBORE GRIND MACHINE Co
•
Filing: 1951-10-17
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Granted: 1956-05-15
•
Expires: 1971-10-17
Abstract
No abstract record available.
Inventors
- 👤 Charles P Haas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:44
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03432; Y; Y10; Y10T; Y10T279/00; Y10T279/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR784059A
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US2247283A
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CH242891A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |