US2392536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic key seater
Assignee: CAPITOL MACHINE AND WELDING WO
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Filing: 1944-01-31
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Granted: 1946-01-08
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Expires: 1964-01-31
Abstract
No abstract record available.
Inventors
- 👤 Theodre S Kline
- 👤 Rogers George Kay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:07
CPC Classifications
B; B23; B23D; B23D3/00; B23D3/02; Y; Y10; Y10T; Y10T409/00; Y10T409/50; Y10T409/502624; Y10T409/503116; Y10T409/504756; Y10T409/506232
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) | 1949-01-07 | 1949-07-09 | 1950-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-07 | 1953-07-09 | 1954-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-07 | 1957-07-09 | 1958-01-08 | $7700.00 | Window Closed / Lapsed |