US2717954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elongated roadway luminaire
Assignee: General Electric Co
•
Filing: 1950-08-16
•
Granted: 1955-09-13
•
Expires: 1970-08-16
Abstract
No abstract record available.
Inventors
- 👤 Charles H Rex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:19
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/08; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE493398A
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US1300202A
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US1421058A
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GB170610A
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US1753885A
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FR782163A
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FR783540A
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GB477560A
Cited
US2216084A
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US2205310A
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US2297124A
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US2304445A
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GB669180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-12 | 1959-03-14 | 1959-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-12 | 1963-03-14 | 1963-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-12 | 1967-03-14 | 1967-09-13 | $7700.00 | Window Closed / Lapsed |