US3038113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Series-transformer circuit
Assignee: GTE Sylvania Inc
•
Filing: 1957-04-01
•
Granted: 1962-06-05
•
Expires: 1977-04-01
Abstract
No abstract record available.
Inventors
- 👤 Kusko Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:17
CPC Classifications
G; G05; G05F; G05F3/00; G05F3/02; G05F3/04; G05F3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1174793A
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US1749841A
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US1870851A
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US1819299A
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US1860543A
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US2338080A
Cited
US2444715A
Cited
US2579313A
Cited
US2763827A
Cited
US2764725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |