Patent US2908809A successfully refreshed from Google Patents.
US2908809A
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US
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Street light
Assignee: Westinghouse Electric Corp
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Filing: 1954-06-25
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Granted: 1959-10-13
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Expires: 1974-06-25
Abstract
No abstract record available.
Inventors
- 👤 Edward L Beach
- 👤 Joseph W Steiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:40
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/08; F21S8/085; F21S8/086; F21V; F21V7/00; F21V7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2035215A
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US2140646A
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US2289160A
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US2318536A
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US2739226A
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GB667085A
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GB706496A
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US2778929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |