US4958150B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US4958150B1 - - Google Patents
Assignee: Individual
•
Filing: 1988-11-18
•
Granted: 1993-04-27
•
Expires: 2008-11-18
Abstract
Abstract A display device comprising a plurality of pixels arranged in a matrix to form a total image display area. Each pixel is comprised of a plurality of sets of two or more vanes with the vanes of each set lying in closely adjacent parallel planes. Driving means is provided for conjointly driving a selected group of corresponding vanes in each set so that the vane forward surfaces are selectively viewable from the front. The vanes in at least one group are colored with a plain color which differs from the color of the vanes in at least one other group.
Inventors
- 👤 H Dabbaj Rad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:35
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/12; G; G09; G09F; G09F9/00; G09F9/30; G09F9/37; G09F9/375; G09F13/00; G09F13/04; G09F13/0418; G09F13/0472
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-04-26 | 1996-10-26 | 1997-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-04-26 | 2000-10-26 | 2001-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-04-26 | 2004-10-26 | 2005-04-27 | $7700.00 | Window Closed / Lapsed |