Patent US4011575A successfully refreshed from Google Patents.
US4011575A
Expired / Lapsed
US
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Light emitting diode array having a plurality of conductive paths for each light emitting diode
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1976-06-03
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Granted: 1977-03-08
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Expires: 1996-06-03
Abstract
Abstract A light emitting diode (LED) array having a plurality of electrical conductive paths for each LED in the array.
Inventors
- 👤 Henry Tobin Groves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:26
CPC Classifications
H; H10; H10H; H10H20/00; H10H20/80; H10H20/83; H10H20/831; H10W; H10W90/00; H10H20/85; H10H20/857; H10W72/00; H10W72/50; H10W72/541; H10W72/5445; H10W90/701; H10W90/751; H10W90/753
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A light emitting diode array, comprising: a substrate; a series of first parallel conductor strips on the substrate; a plurality of LEDs in electrical contact with each of the first conductor strips; a series of second parallel conductor strips on the substrate spaced apart from the first conductor strips and transverse thereto, the second conductor strips including extensions thereof extending between each pair of associated LEDs on adjacent first conductor strips; and wire bond conductors stitched bonded from each LED to the second conductor strip extension adjacent thereto and then to the next adjacent LED.
Claim 2
Dependent Claim
95 words
A light emitting diode array, comprising: a substrate; a series of first parallel conductor strips on the substrate; a plurality of LEDs in electrical contact with each of the first conductor strips; a series of second parallel conductor strips on the substrate spaced apart from the first conductor strips and transverse thereto, the second conductor strips including extensions thereof extending between each pair of associated LEDs on adjacent first conductor strips; and wire bond conductors stitched bonded from each LED to the second conductor strip extension adjacent thereto and then to the next adjacent LED.
References Cited (Backward Citations)
US3463970A
Cited
US3614661A
Cited
US3622906A
Cited
US3783347A
Cited
US3812406A
Cited
US3855606A
Cited
US3783353A
Cited
US3886581A
Cited
US3950844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-03-07 | 1980-09-06 | 1981-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-03-07 | 1984-09-06 | 1985-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-03-07 | 1988-09-06 | 1989-03-08 | $7700.00 | Window Closed / Lapsed |