Patent US3226700A successfully refreshed from Google Patents.
US3226700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data storage system
Assignee: SPIE HORIZONTAL DRILLING Inc
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Filing: 1960-11-22
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Granted: 1965-12-28
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Expires: 1980-11-22
Abstract
No abstract record available.
Inventors
- 👤 Miller Armin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:26
CPC Classifications
G; G06; G06F; G06F11/00; G06F11/07; G06F11/08; G06F11/10; G06F11/1008; G06F11/1012; G06F11/1032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A DATA STORAGE SYSTEM FOR STORING INFORMATION SUPPLIED FROM ASSOCIATED EQUIPMENT ONTO A CYCLICALLY MOVING STORAGE MEDIUM INCLUDING A SINGLE CONTINUOUS RECORD TRACK EXTENDING AROUND AND ADVANCING BY STEPS EXTENDING LATERALLY OF THE DIRECTION OF MOVEMENT OF THE STORAGE MEDIUM TO SERIALLY RECEIVE DATA IN THE TRACK, MEANS FOR WRITING INFORMATION BITS IN SAID SINGLE CONTINUOUS RECORD TRACK INCLUDING SAID STEPS THEREOF DURING A WRITE OPERATION, A CIRCULATING MARK TRACK HAVING A SINGLE MARK THEREIN, MEANS FOR TRANSDUCING SAID CIRCULATING MARK ON SAID CIRCULATING MARK TRACK, MEANS RESPONSIVE TO SAID TRANSDUCED MARK ON SAID CIRCULATING MARK TRACK SERVING TO IMMEDIATELY COMMENCE A WRITE OPERATION IN THE FIRST NAMED TRACK VIA THE FIRST NAMED MEANS, MEANS RESPONSIVE TO THE TRANSDUCED CIRCULATING MARK FOR ERASING THE CIRCU-
Claim 2
Dependent Claim
125 words
A DATA STORAGE SYSTEM FOR STORING INFORMATION SUPPLIED FROM ASSOCIATED EQUIPMENT ONTO A CYCLICALLY MOVING STORAGE MEDIUM INCLUDING A SINGLE CONTINUOUS RECORD TRACK EXTENDING AROUND AND ADVANCING BY STEPS EXTENDING LATERALLY OF THE DIRECTION OF MOVEMENT OF THE STORAGE MEDIUM TO SERIALLY RECEIVE DATA IN THE TRACK, MEANS FOR WRITING INFORMATION BITS IN SAID SINGLE CONTINUOUS RECORD TRACK INCLUDING SAID STEPS THEREOF DURING A WRITE OPERATION, A CIRCULATING MARK TRACK HAVING A SINGLE MARK THEREIN, MEANS FOR TRANSDUCING SAID CIRCULATING MARK ON SAID CIRCULATING MARK TRACK, MEANS RESPONSIVE TO SAID TRANSDUCED MARK ON SAID CIRCULATING MARK TRACK SERVING TO IMMEDIATELY COMMENCE A WRITE OPERATION IN THE FIRST NAMED TRACK VIA THE FIRST NAMED MEANS, MEANS RESPONSIVE TO THE TRANSDUCED CIRCULATING MARK FOR ERASING THE CIRCU-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |