US3031982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixed refuse incinerator using traveling grate stoker and water cooled feed chute
Assignee: Combustion Engineering Inc
•
Filing: 1959-08-27
•
Granted: 1962-05-01
•
Expires: 1979-08-27
Abstract
No abstract record available.
Inventors
- 👤 Charles W Gordon
- 👤 Robert G Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:58
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/44; F23G5/002; F23G5/004; F23G5/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US833091A
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US1136033A
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DE323770C
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US1627715A
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US1659564A
Cited
US1859300A
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US2045115A
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US2340431A
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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) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |