Patent US1555865A successfully refreshed from Google Patents.
Patent US3283304A successfully refreshed from Google Patents.
US3283304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data retrieval system
Assignee: Ultronic Systems Corp
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Filing: 1965-08-20
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Granted: 1966-11-01
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Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Robert S Sinn
- 👤 George W Hernan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:54
CPC Classifications
H; H01; H01F; H01F10/00; G; G06; G06F; G06F13/00; G06F13/14; G06F13/20; G06F13/22; G06F13/38; H04; H04L; H04L12/00; H04L12/02; H04L12/16; H04L12/18; H04L12/1804; Y; Y10; Y10S; Y10S707/00; Y10S707/99941; Y10S707/99944; Y10S707/99945; Y10S707/99948
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
A DATA RETRIEVAL SYSTEM WHICH COMPRISES (A) A CYCLIC MEMORY FOR STORING DATA, (B) DISPLAY UNITS EACH INCLUDING MEANS FOR PRODUCING REQUEST SIGNALS, MEANS FOR RECEIVING REPLIES THERETO AND MEANS FOR DISPLAYING SAID REPLIES, (C) TERMINAL MEANS HAVING A PLURALITY OF SAID DISPLAY UNITS CONNECTED THERETO, (D) DATE RETRIEVING MEANS, (E) COMMUNICATION MEANS CONNECTED SAID DATA RETRIEVING MEANS AND SAID TERMINAL MEANS FOR TRANSMISSION IN BOTH DIRECTION THEREBETWEEN, (F) SAID TERMINAL MEANS INCLUDING MEANS FOR RECEIVING REQUEST SIGNALS FROM SAID DISPLAY UNITS AND MEANS FOR TRANSMITTING CORRESPONDING REQUEST MESSAGES TO SAID DATA RETRIEVING MEANS, (G) SAID DATA RETRIEVING MEANS INCLUDING MEANS RESPONSIVE TO A REQUEST MESSAGE FOR OBTAINING THE REQUESTED DATE FROM SAID MEMORY AND MEANS FOR TRANSMITTING A CORRESPONDING REPLY MESSAGE TO SAID TERMINAL MEANS, (H) MEANS AT SAID TERMINAL MEANS FOR SUPPLYING REPLY DATA IN SAID REPLY MESSAGE TO THE REQUESTING DISPLAY UNIT, (I) AND SEQUENCING MEANS FOR ESTABLISHING SUCCESSIVE INTERVALS FOR THE TRANMISSION OF REQUESTS OF RESPECTIVE DISPLAY UNITS AND THE SUPPLY OF REPLIES THERETO IN A PREDETERMINED SEQUENCE, (J) SAID INTERVALS BEING AT LEAST AS LONG AS THE TIME REQUIRED FOR THE TRANSMISSION OF A REQUEST OF THE RESPECTIVE DISPLAY UNIT AND THE SUPPLYING OF A REPLY THERETO.
Claim 2
Dependent Claim
202 words
A DATA RETRIEVAL SYSTEM WHICH COMPRISES (A) A CYCLIC MEMORY FOR STORING DATA, (B) DISPLAY UNITS EACH INCLUDING MEANS FOR PRODUCING REQUEST SIGNALS, MEANS FOR RECEIVING REPLIES THERETO AND MEANS FOR DISPLAYING SAID REPLIES, (C) TERMINAL MEANS HAVING A PLURALITY OF SAID DISPLAY UNITS CONNECTED THERETO, (D) DATE RETRIEVING MEANS, (E) COMMUNICATION MEANS CONNECTED SAID DATA RETRIEVING MEANS AND SAID TERMINAL MEANS FOR TRANSMISSION IN BOTH DIRECTION THEREBETWEEN, (F) SAID TERMINAL MEANS INCLUDING MEANS FOR RECEIVING REQUEST SIGNALS FROM SAID DISPLAY UNITS AND MEANS FOR TRANSMITTING CORRESPONDING REQUEST MESSAGES TO SAID DATA RETRIEVING MEANS, (G) SAID DATA RETRIEVING MEANS INCLUDING MEANS RESPONSIVE TO A REQUEST MESSAGE FOR OBTAINING THE REQUESTED DATE FROM SAID MEMORY AND MEANS FOR TRANSMITTING A CORRESPONDING REPLY MESSAGE TO SAID TERMINAL MEANS, (H) MEANS AT SAID TERMINAL MEANS FOR SUPPLYING REPLY DATA IN SAID REPLY MESSAGE TO THE REQUESTING DISPLAY UNIT, (I) AND SEQUENCING MEANS FOR ESTABLISHING SUCCESSIVE INTERVALS FOR THE TRANMISSION OF REQUESTS OF RESPECTIVE DISPLAY UNITS AND THE SUPPLY OF REPLIES THERETO IN A PREDETERMINED SEQUENCE, (J) SAID INTERVALS BEING AT LEAST AS LONG AS THE TIME REQUIRED FOR THE TRANSMISSION OF A REQUEST OF THE RESPECTIVE DISPLAY UNIT AND THE SUPPLYING OF A REPLY THERETO.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |