US3298013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Symbol display apparatus
Assignee: Bunker Ramo Corp
•
Filing: 1963-07-01
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Granted: 1967-01-10
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Robert A Koster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:46
CPC Classifications
G; G09; G09G; G09G1/00; G09G1/06; G09G1/14; G09G1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
APPARATUS RESPONSIVE TO AN INPUT CODE IDENTIFYING A SYMBOL FOR DISPLAYING THAT SYMBOL, SAID APPARATUS COMPRISING: A CATHODE RAY TUBE INCLUDING MEANS FOR GENERATING AN ELECTRON BEAM; DEFLECTION MEANS FOR DEFLECTING SAID BEAM TO CAUSE IT TO DESCRIBE A MATRIX OF DISPLAY POINTS; A MEMORY COMPRISING A MOVABLE RECORDING MEDIUM DEFINING A PLURALITY OF SECTORS EQUAL TO THE NUMBER OF POINTS IN SAID MATRIX, EACH OF SAID SECTORS INCLUDING A PLURALITY OF BIT POSITIONS EQUAL TO THE NUMBER OF DIFFERENT SYMBOLS TO BE DISPLAYED; MEANS SYNCHRONIZED WITH SAID DEFLECTION MEANS AND RESPONSIVE TO SAID INPUT CODE FOR SEQUENTIALLY READING A CORRESPONDINGLY POSITIONED BIT FROM EACH OF SAID SECTORS; AND INTENSITY CONTROL MEANS RESPONSIVE TO SAID BITS READ FROM SAID MEMORY FOR CONTROLLING THE INTENSITY OF SAID BEAM.
Claim 2
Dependent Claim
127 words
APPARATUS RESPONSIVE TO AN INPUT CODE IDENTIFYING A SYMBOL FOR DISPLAYING THAT SYMBOL, SAID APPARATUS COMPRISING: A CATHODE RAY TUBE INCLUDING MEANS FOR GENERATING AN ELECTRON BEAM; DEFLECTION MEANS FOR DEFLECTING SAID BEAM TO CAUSE IT TO DESCRIBE A MATRIX OF DISPLAY POINTS; A MEMORY COMPRISING A MOVABLE RECORDING MEDIUM DEFINING A PLURALITY OF SECTORS EQUAL TO THE NUMBER OF POINTS IN SAID MATRIX, EACH OF SAID SECTORS INCLUDING A PLURALITY OF BIT POSITIONS EQUAL TO THE NUMBER OF DIFFERENT SYMBOLS TO BE DISPLAYED; MEANS SYNCHRONIZED WITH SAID DEFLECTION MEANS AND RESPONSIVE TO SAID INPUT CODE FOR SEQUENTIALLY READING A CORRESPONDINGLY POSITIONED BIT FROM EACH OF SAID SECTORS; AND INTENSITY CONTROL MEANS RESPONSIVE TO SAID BITS READ FROM SAID MEMORY FOR CONTROLLING THE INTENSITY OF SAID BEAM.
References Cited (Backward Citations)
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Cited
US2679035A
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US3175208A
Cited
US2923922A
Cited
US3060414A
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US3103658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |