Patent US3131148A successfully refreshed from Google Patents.
US3131148A
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Thickened compositions
Assignee: Monsanto Chemicals Ltd
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Filing: 1961-01-13
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Granted: 1964-04-28
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Expires: 1981-01-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Taulli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:24
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/06; C; C10; C10M; C10M169/00; C10M169/02; C10M2201/00; C10M2201/10; C10M2201/105; C10N; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A COMPOSITION COMPRISING AN ORGANIC LIQUID AND AN AMOUNT, SUFFICIENT TO INCREASE THE VISCOSITGY OF SAID LIQUID, OF A FINELY DIVIDED, AMORPHOUS, ALKALINE EARTH METALCONTAINING SILICA AEROGEL COMPRISING A SILICA POLYMER HAVING SILOXY GROUPS AND CONTAINING AN ALKALINE EARTH METAL, SELECTED FROM THE GROUP CONSISTING OF CALCIUM AND MAGNESIUM, CHEMICALLY BOUND TO A PORTION OF SAID SILOXY GROUPS IN SAID AEROGEL, SAID AEROGEL BEING FURTHER CHARACTERIZED IN HAVING AN SIO2 TO M RATIO OF FROM ABOUT 5:1 TO ABOUT 66.1, WHEREIN M IS SAID ALKALINE EARTH METAL.
Claim 2
Dependent Claim
87 words
A COMPOSITION COMPRISING AN ORGANIC LIQUID AND AN AMOUNT, SUFFICIENT TO INCREASE THE VISCOSITGY OF SAID LIQUID, OF A FINELY DIVIDED, AMORPHOUS, ALKALINE EARTH METALCONTAINING SILICA AEROGEL COMPRISING A SILICA POLYMER HAVING SILOXY GROUPS AND CONTAINING AN ALKALINE EARTH METAL, SELECTED FROM THE GROUP CONSISTING OF CALCIUM AND MAGNESIUM, CHEMICALLY BOUND TO A PORTION OF SAID SILOXY GROUPS IN SAID AEROGEL, SAID AEROGEL BEING FURTHER CHARACTERIZED IN HAVING AN SIO2 TO M RATIO OF FROM ABOUT 5:1 TO ABOUT 66.1, WHEREIN M IS SAID ALKALINE EARTH METAL.
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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) | 1967-04-28 | 1967-10-28 | 1968-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-28 | 1971-10-28 | 1972-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-28 | 1975-10-28 | 1976-04-28 | $7700.00 | Window Closed / Lapsed |