Patent US3179883A successfully refreshed from Google Patents.
US3179883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Point matrix display unit for testing logic circuit
Assignee: AT&T Inc
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Filing: 1960-11-08
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Granted: 1965-04-20
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Expires: 1980-11-08
Abstract
No abstract record available.
Inventors
- 👤 Cecil W Farrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:02
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/28; G01R31/317; G01R31/3181; G01R31/319; G01R31/31903; G01R31/31912
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A DEVICE FOR DISPLAYING THE OUTPUT SIGNAL CONDITION OF TRANSLATION CIRCUITS HAVING A PLURALITY OF INPUT TERMINALS, AN ELECTRON BEAM TUBE, MEANS RESPONSIVE TO SAID TRANSLATING CIRCUIT OUTPUT SIGNAL FOR MODULATING THE INTENSITY OF SAID ELECTRON BEAM, A DIGITAL CODE SIGNAL GENERATOR FOR GENERATING PATTERNS OF SIGNAL PERMUTATIONS, MEANS FOR APPLYING SAID GENERATED PATTERNS OF SIGNAL PERMUTATIONS TO SAID PLURALITY OF INPUT TERMINALS, AND DEFLECTING MEANS RESPONSIVE TO EACH OF SAID GENERATED SIGNAL PERMUTATIONS FOR SELECTIVELY DEFLECTING SAID ELECTRON BEAM.
Claim 2
Dependent Claim
81 words
IN A DEVICE FOR DISPLAYING THE OUTPUT SIGNAL CONDITION OF TRANSLATION CIRCUITS HAVING A PLURALITY OF INPUT TERMINALS, AN ELECTRON BEAM TUBE, MEANS RESPONSIVE TO SAID TRANSLATING CIRCUIT OUTPUT SIGNAL FOR MODULATING THE INTENSITY OF SAID ELECTRON BEAM, A DIGITAL CODE SIGNAL GENERATOR FOR GENERATING PATTERNS OF SIGNAL PERMUTATIONS, MEANS FOR APPLYING SAID GENERATED PATTERNS OF SIGNAL PERMUTATIONS TO SAID PLURALITY OF INPUT TERMINALS, AND DEFLECTING MEANS RESPONSIVE TO EACH OF SAID GENERATED SIGNAL PERMUTATIONS FOR SELECTIVELY DEFLECTING SAID ELECTRON BEAM.
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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) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |