US2581500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transformer terminal connector
Assignee: Fargo Mfg Co Inc
•
Filing: 1949-02-15
•
Granted: 1952-01-08
•
Expires: 1969-02-15
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Schoonmaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:18
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/02; H01F27/04; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17291; Y10T279/17299
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US411153A
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DE535264C
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GB191512150A
Cited
US1267959A
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US1677326A
Cited
US1649923A
Cited
US1942661A
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US2087384A
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US2468169A
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US2406346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |