US2542912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for coining sintered articles
Assignee: Ford Motor Co
•
Filing: 1945-12-08
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Granted: 1951-02-20
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Expires: 1965-12-08
Abstract
No abstract record available.
Inventors
- 👤 Ensign Elbert Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:42
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/12; B22F3/16; B22F3/164; B22F2003/166; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/4948; Y10T29/51; Y10T29/5116
Claims Analysis
Total Claims: 0
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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) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |