Patent US3555433A successfully refreshed from Google Patents.
US3555433A
Expired / Lapsed
US
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Bidirectional shift register
Assignee: RCA Corp
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Filing: 1968-02-26
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Granted: 1971-01-12
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Expires: 1988-02-26
Abstract
Abstract INFORMATION IS SHIFTED TO THE RIGHT OR LEFT BY EMPTYING ALTERNATE STAGES OF A STORAGE CIRCUIT, SHIFTING THE REMAINING INFORMATION ONE POSITION IN THE DESIRED DIRECTION, THEN RETURNING THE REMOVED INFORMATION TO THE STAGES FROM WHICH THE REMAINING INFORMATION HAS BEEN SHIFTED.
Inventors
- 👤 John E Croy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:03
CPC Classifications
G; G11; G11C; G11C19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |