US2423244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated chuck
Assignee: Jones and Lamson Machine Co
•
Filing: 1944-01-28
•
Granted: 1947-07-01
•
Expires: 1964-01-28
Abstract
No abstract record available.
Inventors
- 👤 John E Lovely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:21
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/16; B23B31/16004; B23B31/16025; B23B2260/00; B23B2260/008; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1274; Y10T279/1291; Y10T279/19; Y10T279/1926; Y10T279/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2147761A
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US2365095A
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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) | 1950-06-30 | 1950-12-30 | 1951-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-30 | 1954-12-30 | 1955-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-30 | 1958-12-30 | 1959-07-01 | $7700.00 | Window Closed / Lapsed |