Patent US3645947A successfully refreshed from Google Patents.
US3645947A
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US
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Lactone-diene-vinyl-aromatic terpolymer emulsions
Assignee: Phillips Petroleum Co
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Filing: 1970-06-25
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Granted: 1972-02-29
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Expires: 1990-06-25
Abstract
Abstract RUBBER EMULSIONS, COMPRISING (A) A LACTONE TERPOLYMER, SOLVENT, EMULSIFYING AGENT AND WATER OR (B) A LACTONE TERPOLYMER, ASPHALT, SOLVENT, EMULSIFYING AGENT AND WATER AND OPTIONALLY CONTAINING CONVENTIONAL ADDIVTIVES SUCH AS TACKIFIERS AND EXTENDER OILS, ARE PROVIDED FOR STABLILING LOOSE SOIL FORMATIONS, HIGHWAY SURFACES, RAILROAD BALLAST, AND THE LIKE.
Inventors
- 👤 Donald J Quigg
- 👤 James N Short
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:41
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/14; C09K17/18; C09K17/34; C08; C08C; C08C19/00; C08C19/30; C08C19/42; C08C19/44; C08L; C08L87/00; C08L87/005; C08L95/00; C08L95/005; C09K17/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-02-28 | 1975-08-30 | 1976-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-28 | 1979-08-30 | 1980-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-28 | 1983-08-30 | 1984-02-29 | $7700.00 | Window Closed / Lapsed |