Patent US3406057A successfully refreshed from Google Patents.
US3406057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ferromagnetic material
Assignee: Panasonic Holdings Corp
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Filing: 1966-03-25
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Granted: 1968-10-15
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 Hirota Hozumi
- 👤 Yanase Akira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:03
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/07; H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/12; H01F1/14; H01F1/147; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A FERROMAGNETIC MATERIAL WITH A CR23C6 TYPE OF CRYSTAL STRUCTURE COMPRISING ESSENTIALLY NOT MORE THAN 50.7 ATOMIC PERCENT OF IRON, 6.3 TO 7.3 ATOMIC PERCENT OF TIN, 20.6 TO 23.2 ATOMIC PERCENT OF BORON, AND THE BALANCE COBALT, SAID CRYSTAL STRUCTURE HAVING SUCH AN ATOM ARRANGEMENT THAT POINT POSITIONS A, F AND H OF FM3 M ARE OCCUPIED BY COBALT ATOMS AND IRON ATOMS, POINT POSITION C OF FM3M IS OCCUPIED BY TIN ATOMS, AND POINT POSITION E OF FM3M IS OCCUPIED BY BORON ATOMS.
Claim 2
Dependent Claim
85 words
A FERROMAGNETIC MATERIAL WITH A CR23C6 TYPE OF CRYSTAL STRUCTURE COMPRISING ESSENTIALLY NOT MORE THAN 50.7 ATOMIC PERCENT OF IRON, 6.3 TO 7.3 ATOMIC PERCENT OF TIN, 20.6 TO 23.2 ATOMIC PERCENT OF BORON, AND THE BALANCE COBALT, SAID CRYSTAL STRUCTURE HAVING SUCH AN ATOM ARRANGEMENT THAT POINT POSITIONS A, F AND H OF FM3 M ARE OCCUPIED BY COBALT ATOMS AND IRON ATOMS, POINT POSITION C OF FM3M IS OCCUPIED BY TIN ATOMS, AND POINT POSITION E OF FM3M IS OCCUPIED BY BORON ATOMS.
References Cited (Backward Citations)
US3206338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |