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Patent US2528635A successfully refreshed from Google Patents.
US2528635A
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Power gas generator for internalcombustion power units
Assignee: Rolls Royce PLC
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Filing: 1946-08-05
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Granted: 1950-11-07
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Expires: 1966-08-05
Abstract
No abstract record available.
Inventors
- 👤 Bell Frank Robert
- 👤 Judson Charles Alan
- 👤 Haworth Lionel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:32
CPC Classifications
F; F04; F04D; F04D19/00; F04D19/02; F04D19/026; F02; F02C; F02C7/00
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) | 1953-11-06 | 1954-05-08 | 1954-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-06 | 1958-05-08 | 1958-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-06 | 1962-05-08 | 1962-11-07 | $7700.00 | Window Closed / Lapsed |