US3075091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data latching systems
Assignee: International Business Machines Corp
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Filing: 1960-02-03
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Granted: 1963-01-22
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Expires: 1980-02-03
Abstract
No abstract record available.
Inventors
- 👤 Merle E Homan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:44
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/42; H; H02; H02P; H02P5/00; H02P5/46; H02P5/52; H02P5/56; H03; H03K; H03K3/00; H03K3/02; H03K3/027; H03K3/037; G05B2219/00; G05B2219/30; G05B2219/41; G05B2219/41066; G05B2219/41241; G05B2219/41363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A DATA LATCHING SYSTEM COMPRISING FIRST, SECOND AND THIRD LOGIC CIRCUITS OF AT LEAST THE TWO-INPUT TYPE ADAPTED TO PRODUCE AN OUTPUT OF GIVEN POLARITY IN RESPONSE TO COINCIDENCE OF PREDETERMINED INPUTS, A FOURTH LOGIC CIRCUIT ADAPTED TO PRODUCE AN OUTPUT IN RESPONSE TO AN INPUT, THE OUTPUT POLARITY OF SAID THIRD LOGIC CIRCUIT BEING OPPOSITE OF THAT OF THE OTHER SAID LOGIC CIRCUITS, THE OUTPUT OF SAID FIRST AND SECOND LOGIC CIRCUITS BEING CONNECTED TO SAID FOURTH LOGIC CIRCUIT, ONE OF THE INPUTS OF SAID FIRST LOGIC CIRCUIT BEING RESPONSIVE TO AN INPUT SIGNAL, ONE OF THE INPUTS OF SAID SECOND LOGIC CIRCUIT BEING RESPONSIVE TO A GATE SIGNAL, ONE OF THE INPUTS OF SAID THIRD LOGIC CIRCUIT BEING RESPONSIVE TO THE COMPLEMENT OF SAID GATE SIGNAL, ANOTHER INPUT OF SAID FIRST LOGIC CIRCUIT BEING RESPONSIVE TO THE OUTPUT OF SAID THIRD LOGIC CIRCUIT, ANOTHER INPUT OF SAID SECOND LOGIC CIRCUIT BEING RESPONSIVE TO THE OUTPUT OF SAID FOURTH LOGIC CIRCUIT, AND ANOTHER INPUT OF SAID THIRD LOGIC CIRCUIT BEING RESPONSIVE TO THE OUTPUT OF SAID FIRST LOGIC CIRCUIT.
Claim 2
Dependent Claim
180 words
A DATA LATCHING SYSTEM COMPRISING FIRST, SECOND AND THIRD LOGIC CIRCUITS OF AT LEAST THE TWO-INPUT TYPE ADAPTED TO PRODUCE AN OUTPUT OF GIVEN POLARITY IN RESPONSE TO COINCIDENCE OF PREDETERMINED INPUTS, A FOURTH LOGIC CIRCUIT ADAPTED TO PRODUCE AN OUTPUT IN RESPONSE TO AN INPUT, THE OUTPUT POLARITY OF SAID THIRD LOGIC CIRCUIT BEING OPPOSITE OF THAT OF THE OTHER SAID LOGIC CIRCUITS, THE OUTPUT OF SAID FIRST AND SECOND LOGIC CIRCUITS BEING CONNECTED TO SAID FOURTH LOGIC CIRCUIT, ONE OF THE INPUTS OF SAID FIRST LOGIC CIRCUIT BEING RESPONSIVE TO AN INPUT SIGNAL, ONE OF THE INPUTS OF SAID SECOND LOGIC CIRCUIT BEING RESPONSIVE TO A GATE SIGNAL, ONE OF THE INPUTS OF SAID THIRD LOGIC CIRCUIT BEING RESPONSIVE TO THE COMPLEMENT OF SAID GATE SIGNAL, ANOTHER INPUT OF SAID FIRST LOGIC CIRCUIT BEING RESPONSIVE TO THE OUTPUT OF SAID THIRD LOGIC CIRCUIT, ANOTHER INPUT OF SAID SECOND LOGIC CIRCUIT BEING RESPONSIVE TO THE OUTPUT OF SAID FOURTH LOGIC CIRCUIT, AND ANOTHER INPUT OF SAID THIRD LOGIC CIRCUIT BEING RESPONSIVE TO THE OUTPUT OF SAID FIRST LOGIC CIRCUIT.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |