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Patent US2794155A successfully refreshed from Google Patents.
US2794155A
Expired / Lapsed
US
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Handling and locking structure for switchboard panel units
Assignee: Emerson Radio Corp
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Filing: 1956-01-04
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Granted: 1957-05-28
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Expires: 1976-01-04
Abstract
No abstract record available.
Inventors
- 👤 Lester L Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:01
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/26; H02B1/30; H02B1/32; H02B1/34; H02B1/36
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) | 1960-05-27 | 1960-11-26 | 1961-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-27 | 1964-11-26 | 1965-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-27 | 1968-11-26 | 1969-05-28 | $7700.00 | Window Closed / Lapsed |