US2647875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preparing an inorganic oxide gel
Assignee: ExxonMobil Oil Corp
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Filing: 1947-03-29
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Granted: 1953-08-04
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Expires: 1967-03-29
Abstract
No abstract record available.
Inventors
- 👤 Milton M Marisic
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:15
CPC Classifications
B; B01; B01J; B01J21/00; B01J21/12; C; C01; C01B; C01B33/00; C01B33/113; C01B33/12; C01B33/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A PROCESS FOR PREPARING SPHEROIDS OF INORGANIC OXIDE HYDROGEL WHICH COMPRISES FORMING AN INORGANIC OXIDE HYDROSOL CAPABLE OF SETTING TO A FIRM HYDROGEL, PROJECTING SAID HYDROSOL HORIZONTALLY BY CENTRIFUGAL FORCE INTO THE UPPER PORTION OF A BODY OF LIQUID IMMISCIBLE WITH SAID HYDROSOL TO THEREBY DISPERSE SAID HYDROSOL AS A PLURALITY OF GLOBULES IN SAID LIQUID, WHICH GLOBULES
Claim 2
Dependent Claim
58 words
A PROCESS FOR PREPARING SPHEROIDS OF INORGANIC OXIDE HYDROGEL WHICH COMPRISES FORMING AN INORGANIC OXIDE HYDROSOL CAPABLE OF SETTING TO A FIRM HYDROGEL, PROJECTING SAID HYDROSOL HORIZONTALLY BY CENTRIFUGAL FORCE INTO THE UPPER PORTION OF A BODY OF LIQUID IMMISCIBLE WITH SAID HYDROSOL TO THEREBY DISPERSE SAID HYDROSOL AS A PLURALITY OF GLOBULES IN SAID LIQUID, WHICH GLOBULES
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |