Patent US924024A successfully refreshed from Google Patents.
Patent US2956526A successfully refreshed from Google Patents.
US2956526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incinerator
Assignee: Individual
•
Filing: 1958-12-08
•
Granted: 1960-10-18
•
Expires: 1978-12-08
Abstract
No abstract record available.
Inventors
- 👤 Hartmann Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:17
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/08; F23G5/14; F23G5/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1157661A
Cited
US2114257A
Cited
US2625121A
Cited
US2646758A
Cited
US2711139A
Cited
US2838016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |