US3446973A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shift register directly settable by optical means
Assignee: Lanteris Space LLC
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Filing: 1966-07-14
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Granted: 1969-05-27
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Expires: 1986-07-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Springer Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:10
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/10; G06K7/10544; G06K7/10821; G06K7/10851; H; H03; H03K; H03K17/00; H03K17/51; H03K17/78; H03K17/795
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A SHIFT REGISTER, COMPRISING: (A) TWO BISTABLE STAGES, EACH HAVING (1) AN INPUT TERMINAL TO WHICH APPLICATION OF A PREDETERMINED SIGNAL WILL CAUSE SAID STAGE TO SWITCH TO A SECOND STABLE STATE WHEN STAGE IS IN A FIRST OF ITS STABLE STATES, AND (2) AN OUTPUT TERMINAL FOR SUPPLYING A DIFFERENT VOLTAGE FOR EACH OF SAID STABLE STATES, (B) MEANS FOR SELECTIVELY SUPPLYING SAID PREDETERMINED SIGNAL TO SAID STAGES, (C) A SHIFT CELL CONNECTED BETWEEN THE OUTPUT TERMINAL OF A FIRST OF SAID BISTABLE STAGES AND THE INPUT TERMINAL OF A SECOND OF SAID BISTABLE STAGES AND INCLUDING (1) A STORAGE CAPACITOR HAVING A FIRST ELECTRODE CONNECTED TO A FIXED POTENTIAL POINT AND A SECOND
Claim 2
Dependent Claim
115 words
A SHIFT REGISTER, COMPRISING: (A) TWO BISTABLE STAGES, EACH HAVING (1) AN INPUT TERMINAL TO WHICH APPLICATION OF A PREDETERMINED SIGNAL WILL CAUSE SAID STAGE TO SWITCH TO A SECOND STABLE STATE WHEN STAGE IS IN A FIRST OF ITS STABLE STATES, AND (2) AN OUTPUT TERMINAL FOR SUPPLYING A DIFFERENT VOLTAGE FOR EACH OF SAID STABLE STATES, (B) MEANS FOR SELECTIVELY SUPPLYING SAID PREDETERMINED SIGNAL TO SAID STAGES, (C) A SHIFT CELL CONNECTED BETWEEN THE OUTPUT TERMINAL OF A FIRST OF SAID BISTABLE STAGES AND THE INPUT TERMINAL OF A SECOND OF SAID BISTABLE STAGES AND INCLUDING (1) A STORAGE CAPACITOR HAVING A FIRST ELECTRODE CONNECTED TO A FIXED POTENTIAL POINT AND A SECOND
References Cited (Backward Citations)
US3189745A
Cited
US3361896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |