US3086140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent light dimming system
Assignee: —
•
Filing: —
•
Granted: 1963-04-16
•
Expires: 1980-04-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:02
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/26; H05B41/28; H05B41/282; H05B41/2825; H05B41/2827; H05B47/00; H05B47/10; H05B41/16; H05B41/36; H05B41/38; H05B41/40; Y; Y10; Y10S; Y10S315/00; Y10S315/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2665394A
Cited
US2774917A
Cited
US2829314A
Cited
US2830232A
Cited
US2864035A
Cited
US2961579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |