Patent US3069541A successfully refreshed from Google Patents.
US3069541A
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US
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Lighting fixture
Assignee: SYIVANIA ELECTRIC PRODUCTS Inc
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Filing: 1960-10-06
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Granted: 1962-12-18
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Expires: 1980-10-06
Abstract
No abstract record available.
Inventors
- 👤 Max M Thomsen
- 👤 Ernest G Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:40
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/16; 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)
DE1069289B
Cited
US2279595A
Cited
GB628739A
Cited
GB670709A
Cited
US2736588A
Cited
US2797312A
Cited
US2873471A
Cited
US2997321A
Cited
US3004147A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |