Patent US3181123A successfully refreshed from Google Patents.
US3181123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data processing systems
Assignee: International Standard Electric Corp
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Filing: 1959-02-05
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Granted: 1965-04-27
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Expires: 1979-02-05
Abstract
No abstract record available.
Inventors
- 👤 Wright Esmond Philip Goodwin
- 👤 Weir Donald Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:08
CPC Classifications
H; H04; H04L; H04L12/00; H04L12/54; H04J; H04J3/00; H04J3/02; H04L13/00; H04L13/02; H04L13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A DATA-PROCESSING SYSTEM COMPRISING A PLURALITY OF SIGNAL CHANNELS EACH HAVING COMBINATIONS OF SIGNAL CHARACTERS APPEARING THEREON, A PLURALITY OF INDIVIDUAL CHANNEL STORES FOR RESPECTIVE SIGNAL CHANNELS, EACH HAVING A PREDETERMINED NUMBER OF CHARACTER POSITIONS, MEANS COMMON TO ALL SAID CHANNELS AND RESPONSIVE TO THE APPEARANCE OF A SIGNAL CHARACTER OF ANY CHANNEL FOR SHIFTING THE CHARACTERS RECORDED IN THE STORE OF THAT CHANNEL ONE CHARACTER POSITION IS DISCARD THE EARLIEST RECORDED CHARACTER, SIGNAL CHARACTER TRANSFER EQUIPMENT, COMMON TO ALL SAID CHANNELS, MEANS COMMON TO ALL SAID CHANNELS AND RESPONSIVE TO THE APPEARANCE OF A SIGNAL CHARACTER ON ANY CHANNEL FOR OPERATING THE SAID TRANSFER EQUIPMENT TO TRANSFER SAID CHARACTER FROM THE CHANNEL TO THE CHARACTER POSITION IN ITS RESPECTIVE STORE VACUATED BY THE OPERATION OF SAID SHIFTING MEANS, EXAMINING MEANS FOR EXAMINING THE SAID STORES EACH TIME A CHARACTER IS ADDED TO DETECT A PREDETERMINED ONE OF SAID COMBINATIONS OF SIGNAL CHARACTERS, AND MEANS CONTROLLED BY THE DETECTING OF SAID PREDETERMINED COMBINATION FOR PROVIDING A SIGNAL INDICATION.
Claim 2
Dependent Claim
168 words
A DATA-PROCESSING SYSTEM COMPRISING A PLURALITY OF SIGNAL CHANNELS EACH HAVING COMBINATIONS OF SIGNAL CHARACTERS APPEARING THEREON, A PLURALITY OF INDIVIDUAL CHANNEL STORES FOR RESPECTIVE SIGNAL CHANNELS, EACH HAVING A PREDETERMINED NUMBER OF CHARACTER POSITIONS, MEANS COMMON TO ALL SAID CHANNELS AND RESPONSIVE TO THE APPEARANCE OF A SIGNAL CHARACTER OF ANY CHANNEL FOR SHIFTING THE CHARACTERS RECORDED IN THE STORE OF THAT CHANNEL ONE CHARACTER POSITION IS DISCARD THE EARLIEST RECORDED CHARACTER, SIGNAL CHARACTER TRANSFER EQUIPMENT, COMMON TO ALL SAID CHANNELS, MEANS COMMON TO ALL SAID CHANNELS AND RESPONSIVE TO THE APPEARANCE OF A SIGNAL CHARACTER ON ANY CHANNEL FOR OPERATING THE SAID TRANSFER EQUIPMENT TO TRANSFER SAID CHARACTER FROM THE CHANNEL TO THE CHARACTER POSITION IN ITS RESPECTIVE STORE VACUATED BY THE OPERATION OF SAID SHIFTING MEANS, EXAMINING MEANS FOR EXAMINING THE SAID STORES EACH TIME A CHARACTER IS ADDED TO DETECT A PREDETERMINED ONE OF SAID COMBINATIONS OF SIGNAL CHARACTERS, AND MEANS CONTROLLED BY THE DETECTING OF SAID PREDETERMINED COMBINATION FOR PROVIDING A SIGNAL INDICATION.
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) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |