US2629622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch bolt keeper
Assignee: ROETHEL ENGINEERING Corp
•
Filing: 1949-12-23
•
Granted: 1953-02-24
•
Expires: 1969-12-23
Abstract
No abstract record available.
Inventors
- 👤 John H Roethel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:31
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; E05B85/28; Y; Y10; Y10T; Y10T292/00; Y10T292/68; Y10T292/688
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1738338A
Cited
US1648550A
Cited
US2231075A
Cited
US2243282A
Cited
US2499165A
Cited
US2499111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |