Patent US2600252A successfully refreshed from Google Patents.
US2600252A
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Safety control apparatus for gaseous fuel burners
Assignee: G E S DEVICES CORP
•
Filing: 1946-05-27
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Granted: 1952-06-10
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Expires: 1966-05-27
Abstract
No abstract record available.
Inventors
- 👤 Herbert J Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:05
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/20; F23Q; F23Q9/00; F23Q9/08; F23Q9/12
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |