US2643428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Guy hook for attachment to transmission line poles or the like
Assignee: Malleable Iron Fittings Co
•
Filing: 1951-06-05
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Granted: 1953-06-30
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Expires: 1971-06-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth C Jenne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:45
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/20; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3916; Y10T24/3991; Y10T403/00; Y10T403/49; Y10T403/4974
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1008087A
Cited
US1071868A
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US1050364A
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US1048706A
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US1463456A
Cited
US1624289A
Cited
US1797230A
Cited
US1855564A
Cited
US1902459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |