US2425937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burglar stop
Assignee: Individual
•
Filing: 1945-11-26
•
Granted: 1947-08-19
•
Expires: 1965-11-26
Abstract
No abstract record available.
Inventors
- 👤 Hilton William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:49
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/54; E05B; E05B65/00; E05B65/08; Y; Y10; Y10T; Y10T292/00; Y10T292/28; Y10T292/299; Y10T292/71
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-18 | 1951-02-17 | 1951-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-18 | 1955-02-17 | 1955-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-18 | 1959-02-17 | 1959-08-19 | $7700.00 | Window Closed / Lapsed |