US3205705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine jet and rocket engine ground test exhaust system
Assignee: Individual
•
Filing: 1961-12-08
•
Granted: 1965-09-14
•
Expires: 1981-12-08
Abstract
No abstract record available.
Inventors
- 👤 Talley Lawrence Covington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:24
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/26; F; F02; F02K; F02K9/00; F02K9/96; Y; Y02; Y02T; Y02T50/00; Y02T50/80
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |