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US3353169A Expired / Lapsed US ⏱️ 0.0 years remaining

Multi-aperture mated thin film memory element

Assignee: Unisys Corp
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Filing: 1965-10-23
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Granted: 1967-11-14
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Expires: 1985-10-23
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Abstract

No abstract record available.

Inventors

  • 👤 Richard P Halverson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 20:20
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/02; G11C11/08; G11C11/06; G11C11/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069; Y10T428/00; Y10T428/24; Y10T428/24273

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 204 words
A MAGNETIC MEMORY ELEMENT, COMPRISING: A SUBSTRATE MEMBER; SAID SUBSTRATE MEMBER HAVING FIRST AND SECOND APERTURE THERETHROUGH AND FORMING A WEB THEREBETWEEN; FIRST AND SECOND OPEN-FLUX-PATH LAYERS OF A MAGNETIZABLE MATERIAL; SAID FIRST AND SECOND LAYERS EACH ASSOCIATED WITH SAID FIRST AND SECOND APERTURES, RESPECTIVELY; A CONDUCTIVE STRIP HAVING A LONGITUDINAL AXIS ORIENTED ALONG SAID WEB; THIRD AND FOURTH OPEN-FLUX-PATH LAYERS OF MAGNETIZABLE MATERIAL; SAID THIRD AND FOURTH FILM LAYERS EACH ASSOCIATED WITH SAID FIRST AND SECOND APERTURES, RESPECTIVELY, AND EACH HAVING PORTIONS SUPERPOSED PORTIONS OF SAID FIRST AND SECOND LAYERS, RESPECTIVELY, FOR CLOSING THE OTHERWISE OPEN FLUX PATH OF SAID FIRST AND SECOND LAYERS AROUND SAID FIRST AND SECOND APERTURES, RESPECTIVELY, WHEREIN SAID FIRST AND FOURTH LAYERS HAVE SUPERPOSED CENTRAL PORTIONS IN THE AREA OF SAID WEB FOR SANDWICHING AND ENVELOPING SAID CONDUCTIVE STRIP THEREBETWEEN WITH SAID CENTRAL PORTIONS HAVING SIDES OVERLAPPING SAID ENVELOPED CONDUCTIVE STRIP FOR FORMING CLOSELY-COUPLED MATED-FILM PORTIONS FOR CREATING A SUBSTANTIALLYCLOSED FLUX PATH ABOUT SAID ENVELOPED CONDUCTIVE STRIP AND ORTHOGONAL THE LONGITUDINAL AXIS THEREOF; SAID SUPERPOSED CENTRAL PORTIONS AND SAID ENVELOPED CONDUCTIVE STRIP FORMING A MEMORY AREA, BINARY INFORMATION STORED IN SAID MEMORY AREA IN A FIRST OR SECOND AND OPPOSITE CIRCUMFERENTIAL FLUX DIRECTION ABOUT SAID ENVELOPE CONDUCTIVE STRIP.
Claim 2
Dependent Claim 204 words
A MAGNETIC MEMORY ELEMENT, COMPRISING: A SUBSTRATE MEMBER; SAID SUBSTRATE MEMBER HAVING FIRST AND SECOND APERTURE THERETHROUGH AND FORMING A WEB THEREBETWEEN; FIRST AND SECOND OPEN-FLUX-PATH LAYERS OF A MAGNETIZABLE MATERIAL; SAID FIRST AND SECOND LAYERS EACH ASSOCIATED WITH SAID FIRST AND SECOND APERTURES, RESPECTIVELY; A CONDUCTIVE STRIP HAVING A LONGITUDINAL AXIS ORIENTED ALONG SAID WEB; THIRD AND FOURTH OPEN-FLUX-PATH LAYERS OF MAGNETIZABLE MATERIAL; SAID THIRD AND FOURTH FILM LAYERS EACH ASSOCIATED WITH SAID FIRST AND SECOND APERTURES, RESPECTIVELY, AND EACH HAVING PORTIONS SUPERPOSED PORTIONS OF SAID FIRST AND SECOND LAYERS, RESPECTIVELY, FOR CLOSING THE OTHERWISE OPEN FLUX PATH OF SAID FIRST AND SECOND LAYERS AROUND SAID FIRST AND SECOND APERTURES, RESPECTIVELY, WHEREIN SAID FIRST AND FOURTH LAYERS HAVE SUPERPOSED CENTRAL PORTIONS IN THE AREA OF SAID WEB FOR SANDWICHING AND ENVELOPING SAID CONDUCTIVE STRIP THEREBETWEEN WITH SAID CENTRAL PORTIONS HAVING SIDES OVERLAPPING SAID ENVELOPED CONDUCTIVE STRIP FOR FORMING CLOSELY-COUPLED MATED-FILM PORTIONS FOR CREATING A SUBSTANTIALLYCLOSED FLUX PATH ABOUT SAID ENVELOPED CONDUCTIVE STRIP AND ORTHOGONAL THE LONGITUDINAL AXIS THEREOF; SAID SUPERPOSED CENTRAL PORTIONS AND SAID ENVELOPED CONDUCTIVE STRIP FORMING A MEMORY AREA, BINARY INFORMATION STORED IN SAID MEMORY AREA IN A FIRST OR SECOND AND OPPOSITE CIRCUMFERENTIAL FLUX DIRECTION ABOUT SAID ENVELOPE CONDUCTIVE STRIP.

References Cited (Backward Citations)

US2985948A Cited
US2961745A Cited
US2934748A Cited
US2910673A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-11-13 1971-05-15 1971-11-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-11-13 1975-05-15 1975-11-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-11-13 1979-05-15 1979-11-14 $7700.00 Window Closed / Lapsed

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