US2968790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric lock
Assignee: Kollsman Instrument Corp
•
Filing: 1957-11-18
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Granted: 1961-01-17
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Expires: 1977-11-18
Abstract
No abstract record available.
Inventors
- 👤 Victor E Carbonara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:21
CPC Classifications
G; G07; G07C; G07C9/00; G07C9/00174; G07C9/00658; G07C9/00674; G07C9/00682; E; E05; E05F; E05F15/00; E05F15/70; E05F15/77; G07C9/00182; E05Y; E05Y2900/00; E05Y2900/10; E05Y2900/106; G07C2009/00753; G07C2009/00769; G07C2009/00785; G07C9/00896; G07C2009/00928
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) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |