US2805633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incinerator wall construction
Assignee: Individual
•
Filing: 1953-11-27
•
Granted: 1957-09-10
•
Expires: 1973-11-27
Abstract
No abstract record available.
Inventors
- 👤 Mick A Naulin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:14
CPC Classifications
F; F23; F23M; F23M5/00; F23M2700/00; F23M2700/005
Claims Analysis
Total Claims: 0
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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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |