Patent US4640284A successfully refreshed from Google Patents.
Patent US2185944A successfully refreshed from Google Patents.
US2185944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire-detecting cable
Assignee: Individual
•
Filing: 1939-05-26
•
Granted: 1940-01-02
•
Expires: 1959-05-26
Abstract
No abstract record available.
Inventors
- 👤 Holmes Willis Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:07
CPC Classifications
A; A62; A62C; A62C37/00; A62C37/36; A62C37/46; A62C37/48
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) | 1943-01-01 | 1943-07-03 | 1944-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-01-01 | 1947-07-03 | 1948-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-01-01 | 1951-07-03 | 1952-01-02 | $7700.00 | Window Closed / Lapsed |