US2616962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical light-transmission controlling arrangement
Assignee: Brush Development Co
•
Filing: 1947-10-15
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Granted: 1952-11-04
•
Expires: 1967-10-15
Abstract
No abstract record available.
Inventors
- 👤 Jaffe Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:35
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/01; G02F1/03; G02F1/0333; H; H04; H04N; H04N5/00; H04N5/74; H04N5/7416; H04N5/7425; H04N9/00; H04N9/12; H04N9/16; H04N9/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2109540A
Cited
US2002515A
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US2330172A
Cited
GB518812A
Cited
US2277007A
Cited
US2280191A
Cited
US2312792A
Cited
US2493200A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |