US1832197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Annealing pot
Assignee: BELLE CITY MALLFABLE IRON Co
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Filing: 1930-11-03
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Granted: 1931-11-17
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Expires: 1950-11-03
Abstract
No abstract record available.
Inventors
- 👤 Charles A Finn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:07
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/0006; C21D9/0025
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) | 1934-11-16 | 1935-05-18 | 1935-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-16 | 1939-05-18 | 1939-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-16 | 1943-05-18 | 1943-11-17 | $7700.00 | Window Closed / Lapsed |