US3177486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-dimensional display
Assignee: Hazeltine Research Inc
•
Filing: 1961-11-13
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Granted: 1965-04-06
•
Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Robert M Crooker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:55
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A THREE-DIAMENSIONAL DISPLAY COMPRISING: A PLURALITY OF TWO-DIMENSIONAL MATRICES STACKED IN A THIRD DIMENSION, EACH MATRIX COMPRISING A CROSSED CONDUCTOR CONFIGURATION AND VISUAL INDICATING ELEMENTS AT THE INTERSECTIONS OF SAID CONDUCTORS; AND MEANS FOR SEQUENTIALLY ENERGIZING SELECTED PAIRS OF CONDUCTORS OF ANY MATRIX WITH TIME SHARED SIGNALS, THEREBY ENERGIZING THE VISUAL INDICATING ELEMENTS LOCATED AT THE INTERSECTIONS OF SAID SELECTED PAIRS OF CONDUCTORS AND PREVENTING ENERGIZING OF VISUAL INDICATING ELEMENTS LOCATED AT THE INTERSECTIONS OF ONE CONDUCTOR OF ONE PAIR AND ANOTHER CONDUCTOR OF ANOTHER PAIR.
Claim 2
Dependent Claim
86 words
A THREE-DIAMENSIONAL DISPLAY COMPRISING: A PLURALITY OF TWO-DIMENSIONAL MATRICES STACKED IN A THIRD DIMENSION, EACH MATRIX COMPRISING A CROSSED CONDUCTOR CONFIGURATION AND VISUAL INDICATING ELEMENTS AT THE INTERSECTIONS OF SAID CONDUCTORS; AND MEANS FOR SEQUENTIALLY ENERGIZING SELECTED PAIRS OF CONDUCTORS OF ANY MATRIX WITH TIME SHARED SIGNALS, THEREBY ENERGIZING THE VISUAL INDICATING ELEMENTS LOCATED AT THE INTERSECTIONS OF SAID SELECTED PAIRS OF CONDUCTORS AND PREVENTING ENERGIZING OF VISUAL INDICATING ELEMENTS LOCATED AT THE INTERSECTIONS OF ONE CONDUCTOR OF ONE PAIR AND ANOTHER CONDUCTOR OF ANOTHER PAIR.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |