Patent US3274557A successfully refreshed from Google Patents.
US3274557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display simulator for computer-aided systems
Assignee: Individual
•
Filing: 1962-07-24
•
Granted: 1966-09-20
•
Expires: 1982-07-24
Abstract
No abstract record available.
Inventors
- 👤 Roger H Prager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:16
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/14; G06F3/153; G09; G09G; G09G1/00; G09G1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A DISPLAY SIMULATOR FOR COMPUTER-AIDED SYSTEMS COMPRISING IN COMBINATION, TAPE RECORDER MEANS ADAPTED FOR RECEIVING AND RECORDING FOURTEEN BIT HALF-WORDS AND CONCOMITANT REGULATORY SIGNALS AND TIMELY PRODUCING SUCCESSIVE SET SO FOURTEEN BIT HALF-WORDS AS THE OUTPUT THEREFROM, MEMORY MEANS COUPLED TO THE OUTPUT OF SAID TAPE RECORDER MEANS FOR STORING EACH OF SAID SUCCESSIVE SETS OF FOURTEEN BIT HALF-WORDS A PREDETERMINED TIME PERIOD, MEANS CONNECTED TO THE OUTPUT OF SAID MEMORY MEANS FOR ASSEMBLING SUCCESSIVE ADJACENT PAIRS OF SAID FOURTEEN BIT HALF-WORDS INTO TWENTY-EIGHT BIT WORDS, MEANS CONNECTED TO SAID ASSEMBLING MEANS FOR DISPLAYING SAID TWENTY-EIGHT BIT WORDS, AND MEANS INTERCONNECTING EACH OF THE AFORESAID MEANS FOR TIMING THE RESPECTIVE AFOREMENTIONED FUNCTIONS THEREOF TO EFFECT THE DISPLAY OF SAID TWENTY-EIGHT BIT WORDS BY SAID DISPLAY MEANS SO THAT THEY WILL BE READ OUT AS PREDETERMINED COHERENT SYMBOLIC CHARACTERS.
Claim 2
Dependent Claim
138 words
A DISPLAY SIMULATOR FOR COMPUTER-AIDED SYSTEMS COMPRISING IN COMBINATION, TAPE RECORDER MEANS ADAPTED FOR RECEIVING AND RECORDING FOURTEEN BIT HALF-WORDS AND CONCOMITANT REGULATORY SIGNALS AND TIMELY PRODUCING SUCCESSIVE SET SO FOURTEEN BIT HALF-WORDS AS THE OUTPUT THEREFROM, MEMORY MEANS COUPLED TO THE OUTPUT OF SAID TAPE RECORDER MEANS FOR STORING EACH OF SAID SUCCESSIVE SETS OF FOURTEEN BIT HALF-WORDS A PREDETERMINED TIME PERIOD, MEANS CONNECTED TO THE OUTPUT OF SAID MEMORY MEANS FOR ASSEMBLING SUCCESSIVE ADJACENT PAIRS OF SAID FOURTEEN BIT HALF-WORDS INTO TWENTY-EIGHT BIT WORDS, MEANS CONNECTED TO SAID ASSEMBLING MEANS FOR DISPLAYING SAID TWENTY-EIGHT BIT WORDS, AND MEANS INTERCONNECTING EACH OF THE AFORESAID MEANS FOR TIMING THE RESPECTIVE AFOREMENTIONED FUNCTIONS THEREOF TO EFFECT THE DISPLAY OF SAID TWENTY-EIGHT BIT WORDS BY SAID DISPLAY MEANS SO THAT THEY WILL BE READ OUT AS PREDETERMINED COHERENT SYMBOLIC CHARACTERS.
References Cited (Backward Citations)
US2920312A
Cited
US3037192A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |