US2414153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window locking device
Assignee: Individual
•
Filing: 1944-03-01
•
Granted: 1947-01-14
•
Expires: 1964-03-01
Abstract
No abstract record available.
Inventors
- 👤 Krasberg Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:40
CPC Classifications
E; E05; E05F; E05F11/00; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/148; Y; Y10; Y10S; Y10S292/00; Y10S292/09; Y10T; Y10T292/00; Y10T292/08; Y10T292/0886; Y10T292/0887; Y10T292/0891; Y10T292/1043; Y10T292/1075; Y10T292/1083
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) | 1950-01-13 | 1950-07-15 | 1951-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-01-13 | 1954-07-15 | 1955-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-01-13 | 1958-07-15 | 1959-01-14 | $7700.00 | Window Closed / Lapsed |