US2717307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tubular luminaire
Assignee: General Electric Co
•
Filing: 1950-08-18
•
Granted: 1955-09-06
•
Expires: 1970-08-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur M Bjontegard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:09
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/20; F21V31/00; F21Y; F21Y2103/00; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0894; Y10T292/0895; Y10T292/0902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1672418A
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US1831588A
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US2136729A
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US2249692A
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US2302661A
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US2269182A
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US2287565A
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US2333891A
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US2525315A
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US2587807A
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US2546590A
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US2533661A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-05 | 1959-03-07 | 1959-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-05 | 1963-03-07 | 1963-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-05 | 1967-03-07 | 1967-09-06 | $7700.00 | Window Closed / Lapsed |