US2451210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck for automatic machine tools
Assignee: Jones and Lamson Machine Co
•
Filing: 1947-02-07
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Granted: 1948-10-12
•
Expires: 1967-02-07
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Gamble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:50
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/1261; B23B31/1284; Y; Y10; Y10S; Y10S279/00; Y10S279/90; Y10T; Y10T279/00; Y10T279/17; Y10T279/17213; Y10T279/17411; Y10T279/17461; Y10T279/18; Y10T279/185; Y10T279/19; Y10T279/1986; Y10T82/00; Y10T82/26
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) | 1951-10-12 | 1952-04-12 | 1952-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-12 | 1956-04-12 | 1956-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-12 | 1960-04-12 | 1960-10-12 | $7700.00 | Window Closed / Lapsed |