Patent US3201196A successfully refreshed from Google Patents.
US3201196A
Expired / Lapsed
US
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Fibrous sodium metal silicates
Assignee: EIDP Inc
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Filing: 1962-07-18
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Granted: 1965-08-17
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Expires: 1982-07-18
Abstract
No abstract record available.
Inventors
- 👤 Thurman E Gier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:29
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/622; C04B35/62227; C04B35/62231; C04B35/6224; C01; C01B; C01B33/00; C01B33/20; C03; C03C; C03C13/00; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
99 words
A SILICATE CONSISTING ESSENTIALLY OF (1) SODIUM, (2) HYDROGEN, (3) AT LEAST ONE DIVALENT METAL OF THE GROUP CONSISTING OF COBALT, MAGNESIUM AND NICKEL, (4) AT LEAST ONE MEMBER OF THE GROUP CONSISTING OF HYDROXYL AND FLUORINE, (5) OXYGEN, AND (6) SILICON, IN THE PROPORTIONS, OF AN ATOM BASIS PER 8 PARTS OF SILICON, 1.5-3.0 PARTS OF SODIUM, 0.2-2.0 PARTS OF HYDROGEN (EXCLUUSIVE OF HYDROXYL HYDROGEN), 5.0-6.0 PARTS OF DIVALENT METAL, 2.0 TOTAL PARTS OF HYDROXYL AND FLUORINE, THE HYDROXYL AND FLUORINE INDIVIDUALLY BEING IN THE AMOUNT OF 0-2 PARTS, AND 22 PARTS OF OXYGEN EXCLUSIVE OF HYDROXYL OXYGEN.
Claim 2
Dependent Claim
99 words
A SILICATE CONSISTING ESSENTIALLY OF (1) SODIUM, (2) HYDROGEN, (3) AT LEAST ONE DIVALENT METAL OF THE GROUP CONSISTING OF COBALT, MAGNESIUM AND NICKEL, (4) AT LEAST ONE MEMBER OF THE GROUP CONSISTING OF HYDROXYL AND FLUORINE, (5) OXYGEN, AND (6) SILICON, IN THE PROPORTIONS, OF AN ATOM BASIS PER 8 PARTS OF SILICON, 1.5-3.0 PARTS OF SODIUM, 0.2-2.0 PARTS OF HYDROGEN (EXCLUUSIVE OF HYDROXYL HYDROGEN), 5.0-6.0 PARTS OF DIVALENT METAL, 2.0 TOTAL PARTS OF HYDROXYL AND FLUORINE, THE HYDROXYL AND FLUORINE INDIVIDUALLY BEING IN THE AMOUNT OF 0-2 PARTS, AND 22 PARTS OF OXYGEN EXCLUSIVE OF HYDROXYL OXYGEN.
Claim 3
Dependent Claim
59 words
A SILICATE OF THE FORMULA NAXHYMZ(SI4O11)2XMX''N, WHEREIN THE M''S ARE AT LEAST ONE DIVALENT METAL OF THE GROUP CONSISTING OF COBALT, MAGNESIUM AND NICKEL, X AND X'' ARE SELECTED FROM THE GROUP CONSISTING OF HYDROXYL AND FLUORINE, X IS 1.5-3.0, Y IS 0.2-2.0, Z IS 5.0-6.0, M AND N ARE INDIVIDUALLY IN THE RANGE OF 0-2, N+M=2 AND X+Y+2Z=14.
Claim 4
Dependent Claim
59 words
A SILICATE OF THE FORMULA NAXHYMZ(SI4O11)2XMX''N, WHEREIN THE M''S ARE AT LEAST ONE DIVALENT METAL OF THE GROUP CONSISTING OF COBALT, MAGNESIUM AND NICKEL, X AND X'' ARE SELECTED FROM THE GROUP CONSISTING OF HYDROXYL AND FLUORINE, X IS 1.5-3.0, Y IS 0.2-2.0, Z IS 5.0-6.0, M AND N ARE INDIVIDUALLY IN THE RANGE OF 0-2, N+M=2 AND X+Y+2Z=14.
References Cited (Backward Citations)
US2948629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |