Patent CH354646A successfully refreshed from Google Patents.
US1808285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire connecter
Assignee: IMPROVED FIRE DETECTOR Corp
•
Filing: 1929-03-26
•
Granted: 1931-06-02
•
Expires: 1949-03-26
Abstract
No abstract record available.
Inventors
- 👤 George H Brady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:38
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/28; H01R4/30; H01R4/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1934-06-01 | 1934-12-01 | 1935-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-06-01 | 1938-12-01 | 1939-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-06-01 | 1942-12-01 | 1943-06-02 | $7700.00 | Window Closed / Lapsed |