US1781854A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Release mechanism for fire-extinguishing systems
Assignee: Kidde Inc
•
Filing: 1928-09-20
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Granted: 1930-11-18
•
Expires: 1948-09-20
Abstract
No abstract record available.
Inventors
- 👤 Mapes Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:32
CPC Classifications
A; A62; A62C; A62C99/00; A62C99/0009; A62C99/0018; A62C99/0027; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1692; Y10T137/1707
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-11-17 | 1934-05-19 | 1934-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-11-17 | 1938-05-19 | 1938-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-11-17 | 1942-05-19 | 1942-11-18 | $7700.00 | Window Closed / Lapsed |