US2965811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit selector device
Assignee: Individual
•
Filing: 1957-08-08
•
Granted: 1960-12-20
•
Expires: 1977-08-08
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Batcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:07
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/70; H01R12/71; H01R12/712; H01R12/714; G; G01; G01R; G01R1/00; G01R1/20; G01R1/206; H01R13/00; H01R13/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2198503A
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US2274071A
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US2478274A
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US2586854A
Cited
US2695379A
Cited
US2613287A
Cited
US2744172A
Cited
US2817824A
Cited
US2724026A
Cited
US2701346A
Cited
US2771523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |