US2935841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thrust chamber with integrated cooling and structural members
Assignee: Bell Aircraft Corp
•
Filing: 1956-06-18
•
Granted: 1960-05-10
•
Expires: 1976-06-18
Abstract
No abstract record available.
Inventors
- 👤 Harry S Myers
- 👤 Joseph R Piselli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:56
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/62; F02K9/64; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49995; Y10T29/49996
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2220726A
Cited
US2386746A
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US2408112A
Cited
US2544419A
Cited
US2523654A
Cited
US2625007A
Cited
US2695496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |