US3100295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making magnetic matrices and resulting article
Assignee: Telefunken AG
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Filing: 1960-01-25
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Granted: 1963-08-06
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Expires: 1980-01-25
Abstract
No abstract record available.
Inventors
- 👤 Schweizerhof Sigfrid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:28
CPC Classifications
G; G11; G11C; G11C11/00; G11C11/02; G11C11/14; G11C5/00; G11C5/06; H; H01; H01F; H01F41/00; H01F41/14; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A MAGNETIC STORAGE OF SWITCHING MATRIX COMPRISING A NETWORK OF MUTUALLY INSULATED WIRES HAVING AT LEAST AT THE STORING OR SWITHCING POINTS OF INTERSECTION OF THE WIRES A MAGNETIC COATING OF A THICKNESS OF BETWEEN 0.05 AND 1.0 MICRON.
Claim 2
Dependent Claim
39 words
A MAGNETIC STORAGE OF SWITCHING MATRIX COMPRISING A NETWORK OF MUTUALLY INSULATED WIRES HAVING AT LEAST AT THE STORING OR SWITHCING POINTS OF INTERSECTION OF THE WIRES A MAGNETIC COATING OF A THICKNESS OF BETWEEN 0.05 AND 1.0 MICRON.
References Cited (Backward Citations)
US1934643A
Cited
US2204251A
Cited
US2162808A
Cited
GB524354A
Cited
US2882519A
Cited
US2930106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-05 | 1967-02-04 | 1967-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-05 | 1971-02-04 | 1971-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-05 | 1975-02-04 | 1975-08-06 | $7700.00 | Window Closed / Lapsed |