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Patent US2465464A successfully refreshed from Google Patents.
US2465464A
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Apparatus for producing hot gases
Assignee: BBC Brown Boveri AG Germany
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Filing: 1946-03-21
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Granted: 1949-03-29
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Expires: 1966-03-21
Abstract
No abstract record available.
Inventors
- 👤 Meyer Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:26
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/20; F02C3/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1875545A
Cited
US1035988A
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US1301324A
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US1947460A
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US1831466A
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US1970109A
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US1835332A
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US2315336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-28 | 1952-09-27 | 1953-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-28 | 1956-09-27 | 1957-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-28 | 1960-09-27 | 1961-03-29 | $7700.00 | Window Closed / Lapsed |