Patent US7175626B2 successfully refreshed from Google Patents.
US2809948A
Expired / Lapsed
US
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Process for preparing dispersions of hydrocarbon resins and products obtained thereby
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1955-08-04
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Granted: 1957-10-15
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Expires: 1975-08-04
Abstract
No abstract record available.
Inventors
- 👤 Hunter Edward Allen
- 👤 Small Augustus Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:08
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/03; C08L; C08L57/00; C08L57/02; C09; C09K; C09K23/00; C09K23/017; C09K23/16; C08J2357/00; C08J2357/02; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
THE METHOD FOR PREPARING AN AQUEOUS DISPERSION OF STEAM-CRACKED PETROLEUM RESINS WHICH COMPRISES MIXING WITH SAID RESIN AT A TEMPERATURE BELOW THE BOILING POINT OF WATER AND ABOVE THE MELTING POINT OF THE RESIN A MIXTURE OF 1 TO 5 WT. PERCENT BASED ON THE RISIN OF AN OCTYL PHENOXY POLYETHOXY ETHANOL CONTAINING 5 TO 10 ETHYLENE OXIDE UNITS AND 5 TO 15 WT. PERCENT BASED ON THE RESIN OF A CONDENSATION PRODUCT OF A FATTY AMINE AND ETHYLENE OXIDE HAVING THE FORMULA
Claim 2
Independent Claim
83 words
THE METHOD FOR PREPARING AN AQUEOUS DISPERSION OF STEAM-CRACKED PETROLEUM RESINS WHICH COMPRISES MIXING WITH SAID RESIN AT A TEMPERATURE BELOW THE BOILING POINT OF WATER AND ABOVE THE MELTING POINT OF THE RESIN A MIXTURE OF 1 TO 5 WT. PERCENT BASED ON THE RISIN OF AN OCTYL PHENOXY POLYETHOXY ETHANOL CONTAINING 5 TO 10 ETHYLENE OXIDE UNITS AND 5 TO 15 WT. PERCENT BASED ON THE RESIN OF A CONDENSATION PRODUCT OF A FATTY AMINE AND ETHYLENE OXIDE HAVING THE FORMULA
References Cited (Backward Citations)
US1948442A
Cited
US2536018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-14 | 1961-04-15 | 1961-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-14 | 1965-04-15 | 1965-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-14 | 1969-04-15 | 1969-10-15 | $7700.00 | Window Closed / Lapsed |