US2886460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organophilic and hydrophilic composition
Assignee: EIDP Inc
•
Filing: 1954-09-14
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Granted: 1959-05-12
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Expires: 1974-09-14
Abstract
No abstract record available.
Inventors
- 👤 Guy B Alexander
- 👤 Ralph K Iler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:20
CPC Classifications
C; C09; C09C; C09C3/00; C09C3/006; C01; C01B; C01B33/00; C01B33/113; C09C3/06; C09C3/063; C09C3/12; C01P; C01P2002/00; C01P2002/02; C01P2004/00; C01P2004/20; C01P2004/30; C01P2004/32; C01P2004/60; C01P2004/61; C01P2004/80; C01P2006/00; C01P2006/11; C01P2006/12; C01P2006/16; C01P2006/22; C01P2006/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
IN THE PROCESS FOR ORGANOPHILIZING AN INORGANIC SOLID HAVING A HYDROXYLATED SURFACE THE STEP COMPRISING MIXING, AT A PH IN THE RANGE OF 7.0 TO 10.7 AND A TEMPERATURE OF 60 TO 140* C. AN INORGANIC WATER-INSOLUBLE SOLID, THE SURFACE OF WHICH IS COVERED WITH AT LEAST A MONOLAYER OF A SURFACE HYDROXYLATED MATERIAL SELECTED FROM THE GROUP CONSISTING OF SILICA, SILICATES, AND OXIDES OF METALS WHICH FORM INSOLUBLE SILICATES AT A PH BETWEEN 7 AND 11, THE SOLID BEING IN A FORM HAVING A SURFACE AREA OF FROM 1 TO 900 M.2/G., AS AN AQUEOUS DISPERSION, AND A WATERSOLUBLE ORGANOSILICOLATE HAVING A FORMULA
Claim 2
Dependent Claim
104 words
IN THE PROCESS FOR ORGANOPHILIZING AN INORGANIC SOLID HAVING A HYDROXYLATED SURFACE THE STEP COMPRISING MIXING, AT A PH IN THE RANGE OF 7.0 TO 10.7 AND A TEMPERATURE OF 60 TO 140* C. AN INORGANIC WATER-INSOLUBLE SOLID, THE SURFACE OF WHICH IS COVERED WITH AT LEAST A MONOLAYER OF A SURFACE HYDROXYLATED MATERIAL SELECTED FROM THE GROUP CONSISTING OF SILICA, SILICATES, AND OXIDES OF METALS WHICH FORM INSOLUBLE SILICATES AT A PH BETWEEN 7 AND 11, THE SOLID BEING IN A FORM HAVING A SURFACE AREA OF FROM 1 TO 900 M.2/G., AS AN AQUEOUS DISPERSION, AND A WATERSOLUBLE ORGANOSILICOLATE HAVING A FORMULA
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |