Patent US2645315A successfully refreshed from Google Patents.
US2645315A
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Antenna support tower and method of erecting and operating same
Assignee: SOUTH BEND LATHE WORKS
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Filing: 1950-07-06
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Granted: 1953-07-14
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Expires: 1970-07-06
Abstract
No abstract record available.
Inventors
- 👤 Russel E Frushour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:43
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/18; E04H12/182; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49631; Y10T29/49826; Y10T29/49895; Y10T29/49901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US989069A
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US1299261A
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US1412582A
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US1581325A
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US1672246A
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US1808633A
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US1973427A
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US2036047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-13 | 1957-01-12 | 1957-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-13 | 1961-01-12 | 1961-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-13 | 1965-01-12 | 1965-07-14 | $7700.00 | Window Closed / Lapsed |