US2861834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism for door latches
Assignee: LISLE W MEUZIMER
•
Filing: 1951-08-06
•
Granted: 1958-11-25
•
Expires: 1971-08-06
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:29
CPC Classifications
E; E05; E05B; E05B85/00; E05B85/20; E05B85/24; E05B85/243; Y; Y10; Y10T; Y10T292/00; Y10T292/57
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2115849A
Cited
US2234632A
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US2285367A
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US2034746A
Cited
US2232629A
Cited
US2382062A
Cited
US2582927A
Cited
US2591822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |