US2249964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically controlled hydraulic turret press
Assignee: Hydraulic Development Corp Inc
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Filing: 1938-08-16
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Granted: 1941-07-22
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Expires: 1958-08-16
Abstract
No abstract record available.
Inventors
- 👤 Philip J Lindner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:54
CPC Classifications
B; B21; B21J; B21J9/00; B21J9/10; B21J9/12; B21J9/14; B30; B30B; B30B11/00; B30B11/02; B30B11/08; B30B11/10; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/5134
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) | 1944-07-21 | 1945-01-20 | 1945-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-07-21 | 1949-01-20 | 1949-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-07-21 | 1953-01-20 | 1953-07-22 | $7700.00 | Window Closed / Lapsed |