US2762033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire detectors
Assignee: Electronics Corp of America
•
Filing: 1955-09-23
•
Granted: 1956-09-04
•
Expires: 1975-09-23
Abstract
No abstract record available.
Inventors
- 👤 Albert F Krueger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:39
CPC Classifications
G; G08; G08B; G08B17/00; G08B17/12; F; F23; F23N; F23N5/00; F23N5/02; F23N5/08; F23N5/082; F23N2229/00; F23N2229/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2722677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |