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Patent US3436065A successfully refreshed from Google Patents.
US3436065A
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Method of drying a foundry ladle
Assignee: CHARLES S FLYNN
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Filing: 1968-01-29
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Granted: 1969-04-01
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Expires: 1988-01-29
Abstract
No abstract record available.
Inventors
- 👤 Charles S Flynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:40
CPC Classifications
F; F23; F23D; F23D14/00; B; B22; B22D; B22D41/00; B22D41/005; B22D41/01; B22D41/015; F23D99/00; F23D99/002; F23D99/004; F23D2206/00; F23D2206/0094
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |