US2414549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crankshaft twisting machine
Assignee: Clearing Machine Corp
•
Filing: 1944-01-29
•
Granted: 1947-01-21
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Expires: 1964-01-29
Abstract
No abstract record available.
Inventors
- 👤 Alois K Nowak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:45
CPC Classifications
B; B21; B21D; B21D11/00; B21D11/14; B21D11/16; Y; Y10; Y10T; Y10T29/00; Y10T29/17
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) | 1950-01-20 | 1950-07-22 | 1951-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-01-20 | 1954-07-22 | 1955-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-01-20 | 1958-07-22 | 1959-01-21 | $7700.00 | Window Closed / Lapsed |