US3300581A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat screen electroluminescent x-y display
Assignee: Individual
•
Filing: 1964-03-16
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Granted: 1967-01-24
•
Expires: 1984-03-16
Abstract
No abstract record available.
Inventors
- 👤 Don J Steinmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:01
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/10; H04N3/14; H05; H05B; H05B44/00; H05B33/00; H05B33/12; H05B33/26; Y; Y02; Y02B; Y02B20/00; Y02B20/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN AN ELECTROLUMINESCENT DISPLAY DEVICE OF THE TYPE DESCRIBED, THE COMBINATION OF: A FIRST SET OF CONDUCTORS, A SECOND SET OF CONDUCTORS, DISPOSED AT RIGHT ANGLES TO SAID FIRST SET OF CONDUCTORS, AN ELECTROLUMINESCENT FILM DISPOSED BETWEEN AND CONTACTING SAID TWO SETS OF CONDUCTORS, AN ELECTROMAGNETIC DELAY LINE ASSOCIATED WITH SAID FIRST SET OF CONDUCTORS, AN ELECTROMAGNETIC DELAY LINE ASSOCIATED WITH SAID SECOND SET OF CONDUCTORS, AND A SCANNING CIRCUIT, SAID FIRST AND SECOND SET OF CONDUCTORS BEING INDIVIDUALLY AND SEQUENTIALLY ENERGIZED MOMENTARILY THROUGH SAID DELAY LINES BY THE SCANNING CIRCUIT SUCH THAT SCAN LINES ARE PRODUCED ALONG PARALLEL PATHS WHICH ARE ANGULARLY DISPOSED WITH RESPECT TO BOTH SETS OF CONDUCTORS.
Claim 2
Dependent Claim
111 words
IN AN ELECTROLUMINESCENT DISPLAY DEVICE OF THE TYPE DESCRIBED, THE COMBINATION OF: A FIRST SET OF CONDUCTORS, A SECOND SET OF CONDUCTORS, DISPOSED AT RIGHT ANGLES TO SAID FIRST SET OF CONDUCTORS, AN ELECTROLUMINESCENT FILM DISPOSED BETWEEN AND CONTACTING SAID TWO SETS OF CONDUCTORS, AN ELECTROMAGNETIC DELAY LINE ASSOCIATED WITH SAID FIRST SET OF CONDUCTORS, AN ELECTROMAGNETIC DELAY LINE ASSOCIATED WITH SAID SECOND SET OF CONDUCTORS, AND A SCANNING CIRCUIT, SAID FIRST AND SECOND SET OF CONDUCTORS BEING INDIVIDUALLY AND SEQUENTIALLY ENERGIZED MOMENTARILY THROUGH SAID DELAY LINES BY THE SCANNING CIRCUIT SUCH THAT SCAN LINES ARE PRODUCED ALONG PARALLEL PATHS WHICH ARE ANGULARLY DISPOSED WITH RESPECT TO BOTH SETS OF CONDUCTORS.
References Cited (Backward Citations)
US2955231A
Cited
US3096516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |