US2710182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sintering furnace plow
Assignee: Individual
•
Filing: 1950-10-31
•
Granted: 1955-06-07
•
Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 Cecil B Shelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:15
CPC Classifications
F; F27; F27B; F27B21/00; F27B21/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE321523C
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US930259A
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US1039706A
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US1278166A
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US2006936A
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US2412104A
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US2367063A
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US2404944A
Cited
US2379418A
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US2392526A
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US2498766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-06 | 1958-12-06 | 1959-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-06 | 1962-12-06 | 1963-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-06 | 1966-12-06 | 1967-06-07 | $7700.00 | Window Closed / Lapsed |