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Patent US1697475A successfully refreshed from Google Patents.
US1697475A
Expired / Lapsed
US
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Coke-quenching car
Assignee: Bethlehem Steel Corp
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Filing: 1927-02-10
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Granted: 1929-01-01
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Expires: 1947-02-10
Abstract
No abstract record available.
Inventors
- 👤 Jarvis P Pinder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:10
CPC Classifications
C; C10; C10B; C10B39/00; C10B39/14; B; B61; B61D; B61D3/00; B61D3/16
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) | 1932-01-01 | 1932-07-02 | 1933-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-01 | 1936-07-02 | 1937-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-01 | 1940-07-02 | 1941-01-01 | $7700.00 | Window Closed / Lapsed |