US2516495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic tool control unit
Assignee: RK Le Blond Machine Tool Co
•
Filing: 1946-06-10
•
Granted: 1950-07-25
•
Expires: 1966-06-10
Abstract
No abstract record available.
Inventors
- 👤 Arthur P Waterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:40
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/18; B23Q2735/00; B23Q2735/02; B23Q2735/08; B23Q2735/082; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/303416; Y10T409/303472; Y10T409/30364; Y10T82/00; Y10T82/14; Y10T82/141; Y10T82/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US313445A
Cited
US948649A
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US1016167A
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US1642193A
Cited
US2016931A
Cited
US2437570A
Cited
US2401422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |