US3340018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for agglomerating anhydrous sodium metasilicate fines
Assignee: Diversey Wyandotte Corp
•
Filing: 1965-03-31
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Granted: 1967-09-05
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Expires: 1985-03-31
Abstract
No abstract record available.
Inventors
- 👤 Joseph V Otrhalek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:51
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/14; B01J2/12; C; C01; C01B; C01B33/00; C01B33/20; C01B33/32; C01B33/325
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE PROCESS OF PRODUCING AGGLOMERATES OF SODIUM METASILICATE COMPRISING THE STEPS OF SUBJECTING A MASS OF FINELY DIVIDED SODIUM METASILICATE TO A TUMBLING ACTION BY A CONTINUOUSLY MOVING SURFACE SUBSTANTIALLY AT ROOM TEMPERATURE, SPRAYING WATER IN AN AMOUNT OF ABOUT 1 TO 10 PERCENT BY WEIGHT OF THE DRY SODIUM METASILICTE ONTO SAID
Claim 2
Dependent Claim
53 words
THE PROCESS OF PRODUCING AGGLOMERATES OF SODIUM METASILICATE COMPRISING THE STEPS OF SUBJECTING A MASS OF FINELY DIVIDED SODIUM METASILICATE TO A TUMBLING ACTION BY A CONTINUOUSLY MOVING SURFACE SUBSTANTIALLY AT ROOM TEMPERATURE, SPRAYING WATER IN AN AMOUNT OF ABOUT 1 TO 10 PERCENT BY WEIGHT OF THE DRY SODIUM METASILICTE ONTO SAID
References Cited (Backward Citations)
US2751301A
Cited
US2783129A
Cited
US2860034A
Cited
US2860033A
Cited
US2935387A
Cited
GB911130A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |