Patent US3212064A successfully refreshed from Google Patents.
US3212064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Matrix having thin magnetic film logical gates for transferring signals from plural input means to plural output means
Assignee: Unisys Corp
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Filing: 1961-11-27
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Granted: 1965-10-12
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Expires: 1981-11-27
Abstract
No abstract record available.
Inventors
- 👤 Edward L Krieger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:19
CPC Classifications
G; G06; G06F; G06F13/00; G06F13/38; G06F13/40; G06F13/4004; G06F13/4022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
216 words
A TRANSFER MATRIX COMPRISING: A PLURALITY OF THIN MAGNETIC FILM LOGICAL GATES DIVIDED INTO N SETS, WHERE N IS GREATER THAN ONE, WITH EACH NTH SET DIVIDED INTO M GROUPS, WHERE M IS GREATER THAN ONE AND AT LEAST EQUAL TO N-1, OF KNM LOGICAL GATES EACH, WHERE EACH SAID LOGICAL GATE INCLUDES A BISTABLE THIN MAGNETIC READOUT FILM OF THE SINGLE PREFERRED MAGNETIC AXIS TYPE TOGETHER WITH MEANS INDIVIDUAL THERETO AND INDUCTIVELY COUPLED THEREWITH CAPABLE OF GENERATING A CHANGEABLE MAGNETIC FIELD FOR SELECTIVELY BIASING SAID READOUT FILM TO EITHER ONE OF TWO FLUX CONDITIONS, WITH EACH SAID LOGICAL GATE FURTHER INCLUDING A DIGIT WINDING AND A SENSE WINDING BOTH INDUCTIVELY COUPLED WITH SAID READOUT FILM SO THAT A PREDETERMINED CURRENT IN SAID DIGIT WINDING CAN ALTER ONLY A PARTICULAR PREDETERMINED ONE OF SAID TWO READOUT FILM FLUX CONDITIONS TO AN EXTENT SUCH THAT AN OUTPUT SIGNAL IS INDUCED ON SAID SENSE WINDING; A NUMBER OF M.N TRANSFER MEANS, EACH INDIVIDUAL TO AND CONNECTED WITH THE MAGNETIC FIELD GENERATING MEANS OF EVERY LOGICAL GATE IN A RESPECTIVELY DIFFERENT GROUP AND ACTUABLE INDEPENDENTLY OF ANY OTHER TRANSFER MEANS TO CAUSE EACH SAID MAGNETIC FIELD GENERATING MEANS CONNECTED THEREWITH TO BIAS ASSOCIATED READOUT FILM TO AT LEAST ONE OF SAID TWO FLUX CONDITIONS; N DIFFERENT SERIES OF DIGIT
Claim 2
Dependent Claim
216 words
A TRANSFER MATRIX COMPRISING: A PLURALITY OF THIN MAGNETIC FILM LOGICAL GATES DIVIDED INTO N SETS, WHERE N IS GREATER THAN ONE, WITH EACH NTH SET DIVIDED INTO M GROUPS, WHERE M IS GREATER THAN ONE AND AT LEAST EQUAL TO N-1, OF KNM LOGICAL GATES EACH, WHERE EACH SAID LOGICAL GATE INCLUDES A BISTABLE THIN MAGNETIC READOUT FILM OF THE SINGLE PREFERRED MAGNETIC AXIS TYPE TOGETHER WITH MEANS INDIVIDUAL THERETO AND INDUCTIVELY COUPLED THEREWITH CAPABLE OF GENERATING A CHANGEABLE MAGNETIC FIELD FOR SELECTIVELY BIASING SAID READOUT FILM TO EITHER ONE OF TWO FLUX CONDITIONS, WITH EACH SAID LOGICAL GATE FURTHER INCLUDING A DIGIT WINDING AND A SENSE WINDING BOTH INDUCTIVELY COUPLED WITH SAID READOUT FILM SO THAT A PREDETERMINED CURRENT IN SAID DIGIT WINDING CAN ALTER ONLY A PARTICULAR PREDETERMINED ONE OF SAID TWO READOUT FILM FLUX CONDITIONS TO AN EXTENT SUCH THAT AN OUTPUT SIGNAL IS INDUCED ON SAID SENSE WINDING; A NUMBER OF M.N TRANSFER MEANS, EACH INDIVIDUAL TO AND CONNECTED WITH THE MAGNETIC FIELD GENERATING MEANS OF EVERY LOGICAL GATE IN A RESPECTIVELY DIFFERENT GROUP AND ACTUABLE INDEPENDENTLY OF ANY OTHER TRANSFER MEANS TO CAUSE EACH SAID MAGNETIC FIELD GENERATING MEANS CONNECTED THEREWITH TO BIAS ASSOCIATED READOUT FILM TO AT LEAST ONE OF SAID TWO FLUX CONDITIONS; N DIFFERENT SERIES OF DIGIT
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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) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |