US2946989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature indicator and fire alarm system
Assignee: Honeywell Inc
•
Filing: 1954-10-18
•
Granted: 1960-07-26
•
Expires: 1974-10-18
Abstract
No abstract record available.
Inventors
- 👤 John A Loeber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:56
CPC Classifications
G; G08; G08B; G08B17/00; G08B17/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2028653A
Cited
US1966730A
Cited
US2412881A
Cited
US2578447A
Cited
US2564294A
Cited
US2699675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |