Patent US3428799A successfully refreshed from Google Patents.
US3428799A
Expired / Lapsed
US
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Electricity distributing lines
Assignee: Individual
•
Filing: 1965-12-07
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Granted: 1969-02-18
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Expires: 1985-12-07
Abstract
No abstract record available.
Inventors
- 👤 Ermanno Bassani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:46
CPC Classifications
F; F21; F21V; F21V21/00; H; H02; H02G; H02G3/00; H02G3/02; H02G3/04; H02G3/0437; H02G3/06; H02G3/0608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB563733A
Cited
US2446736A
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US2625646A
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DE853619C
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US2840690A
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US2818497A
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US2988633A
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US3019332A
Cited
US3094584A
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US3135469A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |