US2976379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wiping contact rotary relay
Assignee: Individual
•
Filing: 1958-02-06
•
Granted: 1961-03-21
•
Expires: 1978-02-06
Abstract
No abstract record available.
Inventors
- 👤 Chester R Rhodes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:09
CPC Classifications
H; H01; H01H; H01H50/00; H01H50/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2436750A
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US2539547A
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US2499632A
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US2775666A
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US2805301A
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US2722581A
Cited
US2718568A
Cited
US2786104A
Cited
US2854545A
Cited
US2927177A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |