US3644784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid-state indicator displays
Assignee: STOKES-MERRILL Corp
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Filing: 1970-04-16
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Granted: 1972-02-22
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Expires: 1990-04-16
Abstract
Abstract A display having blocks of display contrasting elements and individual elements electrically connected in a matrix such that two input signals to the matrix energize a number of elements in the form of a pointer which moves in accordance with the input signals.
Inventors
- 👤 Marcus P Dickey
- 👤 Donald C Mcintyre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:40
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/40; G01R13/404; G01R13/408; G11; G11C; G11C15/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
79 words
A display comprising first and second columns of display media segments, the segments of the second column offset from those in the first column, the columns formed with n blocks of segments and n+1 individual segments, each block containing m segments in the first column and m-1 segments in the second column, the individual segments being in the second column; and, means for selectively energizing a predetermined pattern of segments in the first column and in the second column.
Claim 2
Dependent Claim
79 words
A display comprising first and second columns of display media segments, the segments of the second column offset from those in the first column, the columns formed with n blocks of segments and n+1 individual segments, each block containing m segments in the first column and m-1 segments in the second column, the individual segments being in the second column; and, means for selectively energizing a predetermined pattern of segments in the first column and in the second column.
Claim 3
Dependent Claim
13 words
The display of claim 1 wherein the display media segments provide display contrast.
Claim 4
Dependent Claim
13 words
The display of claim 2 wherein the display media segments are liquid crystals.
Claim 5
Dependent Claim
14 words
The display of claim 1 wherein the display media segments are light emitting diodes.
Claim 6
Dependent Claim
31 words
The display of claim 1 wherein the selectively energized predetermined pattern of segments comprises three mutually adjacent segments, one segment in the first column and two segments in the second column.
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) | 1975-02-21 | 1975-08-23 | 1976-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-21 | 1979-08-23 | 1980-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-21 | 1983-08-23 | 1984-02-22 | $7700.00 | Window Closed / Lapsed |