Patent US2698873A successfully refreshed from Google Patents.
US2698873A
Expired / Lapsed
US
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Tower for television aerials
Assignee: Individual
•
Filing: 1950-06-20
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Granted: 1955-01-04
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Expires: 1970-06-20
Abstract
No abstract record available.
Inventors
- 👤 Clifton L Allsworth
- 👤 Harold A Shook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:33
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/12; H01Q1/1242; E; E04; E04H; E04H12/00; E04H12/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US221076A
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US657732A
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US963237A
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US1213242A
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US1795747A
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US2063303A
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US2337719A
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US2369533A
Cited
US2642754A
Cited
US2583210A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |