Patent US2802997A successfully refreshed from Google Patents.
US2802997A
Expired / Lapsed
US
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Connect and disconnect mechanism for electrical units
Assignee: RCA Corp
•
Filing: 1955-02-02
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Granted: 1957-08-13
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Expires: 1975-02-02
Abstract
No abstract record available.
Inventors
- 👤 Paul F Bronckhurst
- 👤 Lloyd D Hutchison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:56
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/14; H05K7/1401; H05K7/1411; H05K7/1412; Y; Y10; Y10T; Y10T292/00; Y10T292/20; Y10T292/221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2610222A
Cited
US2697212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |