Patent US3516252A successfully refreshed from Google Patents.
US3516252A
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US
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Fuel manifold system
Assignee: RTX Corp
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Filing: 1969-02-26
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Granted: 1970-06-23
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Expires: 1989-02-26
Abstract
No abstract record available.
Inventors
- 👤 Robert F Udell
- 👤 David J Beane
- 👤 Stanley Krieger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:28
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/22; F02C7/222; F23; F23R; F23R3/00; F23R3/28; F23R3/283
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |