Patent US5556700A successfully refreshed from Google Patents.
US3044263A
Expired / Lapsed
US
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Combustor with unitary liner
Assignee: Dresser Industries Inc
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Filing: 1959-05-21
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Granted: 1962-07-17
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Expires: 1979-05-21
Abstract
No abstract record available.
Inventors
- 👤 Fritz O Hennig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:27
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/42; F23R3/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2167183A
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US2544538A
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US2778192A
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US2815770A
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US2858673A
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US2955415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |