Patent US2890016A successfully refreshed from Google Patents.
US2890016A
Expired / Lapsed
US
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Control apparatus and devices therefor
Assignee: Baso Inc
•
Filing: 1955-08-29
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Granted: 1959-06-09
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Expires: 1975-08-29
Abstract
No abstract record available.
Inventors
- 👤 Charles E Hajny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:48
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/06; F23N5/065; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86928; Y10T137/87016; Y10T137/8704
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1849163A
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US1979127A
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US2298621A
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US2461608A
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US2585477A
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US2490420A
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US2526069A
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US2687870A
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US2756370A
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US2767923A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |