Patent US3825513A successfully refreshed from Google Patents.
US3825513A
Expired / Lapsed
US
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Emulsion bases and emulsions
Assignee: Phillips Petroleum Co
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Filing: 1971-02-18
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Granted: 1974-07-23
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Expires: 1991-02-18
Abstract
Abstract EMULSIONS SUITABLE FOR THE BONDING OF AGGREGATES CONTAINING AS THEIR NON-AQUEOUS OIL PHASE EITHER A SOLUTION OF A POLY(STYRENE)-POLY(STYRENE) BLOCK COPOLYMER IN WHICH THE SOLVENT MAY BE A PETROLEUM OIL SUBSTANTIALLY OF THE COMPOSITION OF ASTM EXTENDER OILS 101 OR 102 DILUTED WITH A VOLATILE SOLVENT, OR AN ASPHALT SOLUTION AND ALSO MIXTURES OF SUCH EMULSIONS CONTAINING THE TWO PHASES.
Inventors
- 👤 F Rostler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:34
CPC Classifications
E; E01; E01C; E01C7/00; E01C7/08; E01C7/35; E01C7/355; C; C08; C08J; C08J3/00; C08J3/02; C08J3/03; C08L; C08L53/00; C08L53/02; C08L95/00; C08L95/005; C09; C09K; C09K17/00; C09K17/14; C09K17/18; C10; C10C; C10C3/00; C10C3/02; C10C3/026; E01C7/18; E01C7/26; E01C7/265
Claims Analysis
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References Cited (Backward Citations)
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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) | 1977-07-22 | 1978-01-21 | 1978-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-22 | 1982-01-21 | 1982-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-22 | 1986-01-21 | 1986-07-23 | $7700.00 | Window Closed / Lapsed |