Patent US6479843B2 successfully refreshed from Google Patents.
US2736883A
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US
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Integrating relay and signal mechanisms
Assignee: King Seeley Corp
•
Filing: 1955-06-10
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Granted: 1956-02-28
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Expires: 1975-06-10
Abstract
No abstract record available.
Inventors
- 👤 Boddy Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:00
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/78; G; G08; G08B; G08B17/00; G08B17/06
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |