Patent US2945459A successfully refreshed from Google Patents.
US2945459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsating combustion method and apparatus
Assignee: Babcock and Wilcox Co
•
Filing: 1954-05-07
•
Granted: 1960-07-19
•
Expires: 1974-05-07
Abstract
No abstract record available.
Inventors
- 👤 Junkermann Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:44
CPC Classifications
F; F23; F23C; F23C15/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US97761A
Cited
US1183708A
Cited
US1912243A
Cited
GB297835A
Cited
US2594312A
Cited
US2532554A
Cited
US2480626A
Cited
US2683961A
Cited
US2722180A
Cited
GB698369A
Cited
US2746529A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |