US3176279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data storage apparatus
Assignee: International Business Machines Corp
•
Filing: 1959-02-09
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Granted: 1965-03-30
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Expires: 1979-02-09
Abstract
No abstract record available.
Inventors
- 👤 Andrew D Lin
- 👤 Dennis D Willard
- 👤 Donald D Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:53
CPC Classifications
G; G06; G06K; G06K17/00; G06K17/0003; G06K17/0012; B; B42; B42F; B42F17/00; B42F17/34; G06K13/00; G06K13/02; G06K13/08; G06K13/0843; G06K17/0009; Y; Y10; Y10S; Y10S221/00; Y10S221/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A RANDOM ACCESS DATA STORAGE APPARATUS COMPRISING IN COMBINATION A PLURALITY OF SEPARATE SHORT COMPLIANT NONCYCLIC TYPE RECORD CARRIERS FOR STORING DATA, MEANS FOR STORING SAID CARRIERS IN AN ARRAY, A TRANSDUCER UNIT MOUNTED IN A FIXED POSITION AND OPERABLE TO TRANSFER DATA SIGNAL REPRESENTATIONS TO AND FROM A SELECTED RECORD CARRIER, MEANS FOR TRANSPORTING A SELECTED ONE OF SAID CARRIERS FROM THE ARRAY TO SAID TRANSDUCER UNIT, AND MEANS FOR TRANSLATING THE CARRIER RELATIVE TO SAID TRANSDUCER UNIT IN A CYCLIC MANNER TO PRESENT THE FULL LENGTH OF THE CARRIER TO THE TRANSDUCER UNIT DURING A SINGLE CYCLE OF MOVEMENT OF THE CARRIER.
Claim 2
Dependent Claim
104 words
A RANDOM ACCESS DATA STORAGE APPARATUS COMPRISING IN COMBINATION A PLURALITY OF SEPARATE SHORT COMPLIANT NONCYCLIC TYPE RECORD CARRIERS FOR STORING DATA, MEANS FOR STORING SAID CARRIERS IN AN ARRAY, A TRANSDUCER UNIT MOUNTED IN A FIXED POSITION AND OPERABLE TO TRANSFER DATA SIGNAL REPRESENTATIONS TO AND FROM A SELECTED RECORD CARRIER, MEANS FOR TRANSPORTING A SELECTED ONE OF SAID CARRIERS FROM THE ARRAY TO SAID TRANSDUCER UNIT, AND MEANS FOR TRANSLATING THE CARRIER RELATIVE TO SAID TRANSDUCER UNIT IN A CYCLIC MANNER TO PRESENT THE FULL LENGTH OF THE CARRIER TO THE TRANSDUCER UNIT DURING A SINGLE CYCLE OF MOVEMENT OF THE CARRIER.
References Cited (Backward Citations)
US2674728A
Cited
US2766985A
Cited
US2722676A
Cited
US2774637A
Cited
US2842754A
Cited
US2852761A
Cited
US2952010A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |