US3394355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Information storage timing arrangement
Assignee: AT&T Inc
•
Filing: 1966-04-15
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Granted: 1968-07-23
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Expires: 1986-04-15
Abstract
No abstract record available.
Inventors
- 👤 Sliwkowski Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:39
CPC Classifications
G; G11; G11B; G11B27/00; G11B27/10; G11B27/19; G11B27/28; G11B27/30; G11B27/3027; G11B20/00; G11B20/10; G11B20/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
IN COMBINATION IN A MULTICHANNEL INFORMATION STORAGE SYSTEM; A SOURCE OF CLOCK PULSES OF PREDETERMINED FREQUENCY; MEANS RESPONSIVE TO SAID CLOCK PULSES FOR CONTROLLING THE RECORDATION AND READOUT OF BINARY INFORMATION RELATIVE TO INDIVIDUAL STORAGE AREAS IN EACH CHANNEL OF SAID STORAGE SYSTEM; AND MEANS FOR PROVIDING A PREDETERMINED PHASE RELATIONSHIP BETWEEN SAID CLOCK PULSES AND SAID INFORMATION RELATIVE TO EACH TO SAID STORAGE AREAS DURING READOUT WHICH IS SUBSTANTIALLY IDENTICAL TO THE PHASE RELATIONSHIP BETWEEN SAID CLOCK PULSES AND SAID INFORMATION DURING RECORDATION IN EACH SAID STORAGE AREA COMPRISING, MEANS CONTROLLED BY SAID CLOCK PULSES FOR RECORDING A RESPECTIVE PATTERN OF BINARY CHECK DIGITS IN SAID STORAGE SYSTEM ASSOCIATED WITH THE STORAGE AREAS OF EACH
Claim 2
Dependent Claim
116 words
IN COMBINATION IN A MULTICHANNEL INFORMATION STORAGE SYSTEM; A SOURCE OF CLOCK PULSES OF PREDETERMINED FREQUENCY; MEANS RESPONSIVE TO SAID CLOCK PULSES FOR CONTROLLING THE RECORDATION AND READOUT OF BINARY INFORMATION RELATIVE TO INDIVIDUAL STORAGE AREAS IN EACH CHANNEL OF SAID STORAGE SYSTEM; AND MEANS FOR PROVIDING A PREDETERMINED PHASE RELATIONSHIP BETWEEN SAID CLOCK PULSES AND SAID INFORMATION RELATIVE TO EACH TO SAID STORAGE AREAS DURING READOUT WHICH IS SUBSTANTIALLY IDENTICAL TO THE PHASE RELATIONSHIP BETWEEN SAID CLOCK PULSES AND SAID INFORMATION DURING RECORDATION IN EACH SAID STORAGE AREA COMPRISING, MEANS CONTROLLED BY SAID CLOCK PULSES FOR RECORDING A RESPECTIVE PATTERN OF BINARY CHECK DIGITS IN SAID STORAGE SYSTEM ASSOCIATED WITH THE STORAGE AREAS OF EACH
References Cited (Backward Citations)
US3054958A
Cited
US3226685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |