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US2781199A
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Device for clamping a tool or a disc on the holder of a machine tool
Assignee: N V Nederlandsche Machinefabriek "artillerie-Inrichtingen"
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Filing: 1955-01-07
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Granted: 1957-02-12
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Expires: 1975-01-07
Abstract
No abstract record available.
Inventors
- 👤 Adrianus G Veldhuizen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:38
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/12; B21; B21D; B21D28/00; B21D28/24; B21D28/34; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/103; F; F16; F16B; F16B3/00; B23B2231/00; B23B2231/40; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T279/17769; Y10T279/17923
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1785495A
Cited
US2433127A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-12 | 1960-08-13 | 1961-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-12 | 1964-08-13 | 1965-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-12 | 1968-08-13 | 1969-02-12 | $7700.00 | Window Closed / Lapsed |