US2508458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incinerator provided with drying chamber
Assignee: Individual
•
Filing: 1944-04-08
•
Granted: 1950-05-23
•
Expires: 1964-04-08
Abstract
No abstract record available.
Inventors
- 👤 Albert H Heimbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:19
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/02; F23G5/04; F23G5/08; F23G5/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US986954A
Cited
US1108184A
Cited
US1446262A
Cited
US1439675A
Cited
US1500505A
Cited
US1659564A
Cited
US1817033A
Cited
US1973697A
Cited
US2114257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |