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US2866407A
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Electric control system
Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1956-03-02
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Granted: 1958-12-30
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Expires: 1976-03-02
Abstract
No abstract record available.
Inventors
- 👤 Hackel Walter
- 👤 Lentze Felix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:15
CPC Classifications
B; B41; B41F; B41F13/00; B41F13/08; B41F13/10; B41F13/12; B41F13/14; B41F13/02; B41F13/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2497909A
Cited
US2583580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |