US3489450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device for a safe door
Assignee: Individual
•
Filing: 1968-03-06
•
Granted: 1970-01-13
•
Expires: 1988-03-06
Abstract
No abstract record available.
Inventors
- 👤 Ichiro Horikoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:09
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/18; E05B63/20; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0961; Y10T292/0962; Y10T292/0967; Y10T292/0969; Y10T292/097; Y10T292/0994; Y10T292/54; Y10T292/558
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2481459A
Cited
US1054782A
Cited
FR586769A
Cited
US2162929A
Cited
US2344451A
Cited
DE1058872B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |