Patent US2933567A successfully refreshed from Google Patents.
US2933567A
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US
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Electric conductor system
Assignee: ELECTRIC SERVICE WORKS
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Filing: 1957-10-17
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Granted: 1960-04-19
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Expires: 1977-10-17
Abstract
No abstract record available.
Inventors
- 👤 Mageoch Harry Yale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:55
CPC Classifications
B; B66; B66C; B66C13/00; B66C13/12; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44966; Y10T24/44974
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US560098A
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US1437209A
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US1398005A
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US1741804A
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US1945332A
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US2036265A
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US2200448A
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FR885140A
Cited
US2381331A
Cited
US2515484A
Cited
US2548986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |