US3843335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plated wire memory element
Assignee: Honeywell Inc
•
Filing: 1971-10-04
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Granted: 1974-10-22
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Expires: 1991-10-04
Abstract
Abstract 1. A PLATED WIRE MEMORY ELEMENT COMPRISING: NON-MAGNETIC, MATALLIC WIRE SUBSTRATE, A NON-MAGNETIC, METALLIC COATING OF CONTROLLED ROUGHNESS DEPOSITED AND ON SAID SUBSTRATE, A THIN, DISCONTINUOUS LAYER OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF COBALT, NICKEL AND IRON, AND MAGNETIC ALLOYS THEREOF DEPOSITED ATOP AND ENCHANCING THE ROUGHNESS OF SAID NON-MAGNETIC COATING, AND A ZERO-MAGNETOSTRITIVE MAGNETIC LAYER OF NICKEL-IRON ALLOY DEPOSITED ATOP SAID DISCONTINUOUSLY COATED NONMAGNETIC, METALLIC COATING.
Inventors
- 👤 J Holmen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:41
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/10; C25D5/60; C25D5/605; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9265; Y10S428/928; Y10T; Y10T428/00; Y10T428/12; Y10T428/12472; Y10T428/12486; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12917; Y10T428/12931; Y10T428/12986
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A PLATED WIRE MEMORY ELEMENT COMPRISING: NON-MAGNETIC, MATALLIC WIRE SUBSTRATE, A NON-MAGNETIC, METALLIC COATING OF CONTROLLED ROUGHNESS DEPOSITED AND ON SAID SUBSTRATE, A THIN, DISCONTINUOUS LAYER OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF COBALT, NICKEL AND IRON, AND MAGNETIC ALLOYS THEREOF DEPOSITED ATOP AND ENCHANCING THE ROUGHNESS OF SAID NON-MAGNETIC COATING, AND A ZERO-MAGNETOSTRITIVE MAGNETIC LAYER OF NICKEL-IRON ALLOY DEPOSITED ATOP SAID DISCONTINUOUSLY COATED NONMAGNETIC, METALLIC COATING.
Claim 2
Dependent Claim
69 words
A PLATED WIRE MEMORY ELEMENT COMPRISING: NON-MAGNETIC, MATALLIC WIRE SUBSTRATE, A NON-MAGNETIC, METALLIC COATING OF CONTROLLED ROUGHNESS DEPOSITED AND ON SAID SUBSTRATE, A THIN, DISCONTINUOUS LAYER OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF COBALT, NICKEL AND IRON, AND MAGNETIC ALLOYS THEREOF DEPOSITED ATOP AND ENCHANCING THE ROUGHNESS OF SAID NON-MAGNETIC COATING, AND A ZERO-MAGNETOSTRITIVE MAGNETIC LAYER OF NICKEL-IRON ALLOY DEPOSITED ATOP SAID DISCONTINUOUSLY COATED NONMAGNETIC, METALLIC COATING.
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) | 1977-10-21 | 1978-04-22 | 1978-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-21 | 1982-04-22 | 1982-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-21 | 1986-04-22 | 1986-10-22 | $7700.00 | Window Closed / Lapsed |