Patent US2542697A successfully refreshed from Google Patents.
US2542697A
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Production of nonionic detergents from oxidized wax and olefin oxide
Assignee: Atlantic Richfield Co
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Filing: 1949-12-16
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Granted: 1951-02-20
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Expires: 1969-12-16
Abstract
No abstract record available.
Inventors
- 👤 John A Nevison
- 👤 William K Griesinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:57
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A METHOD OF PRODUCING A NON-IONIC DETERGENT, WHICH COMPRISES REACTING A MIXTURE CONTAINING OXYGENATED AND UNOXYGENATED HYDROCARBON WAX WITH SUFFICIENT ETHYLENE OXIDE SUCH THAT THE OXYGENATED REACTION PRODUCT IS WATER-SOLUBLE, TREATING THE REACTION MIXTURE CONTAINING THE OXYGENATED, WATER-SOLUBLE PRODUCT AND UNOXYGENATED HYDROCARBON WAX WITH SUFFICIENT LIQUID PARAFFINIC HYDROCARBON TO DISSOLVE THE UNOXYGENATED HYDROCARBON WAX BUT NOT THE OXYGENATED, WATER-SOLUBLE PRODUCT, AND SEPARATING THE SOLUTION OF LIQUID PARAFFINIC HYDROCARBON AND UNOXYGENERATED WAX FROM THE OXYGENATED, WATER-SOLUBLE PRODUCT.
Claim 2
Independent Claim
76 words
A METHOD OF PRODUCING A NON-IONIC DETERGENT, WHICH COMPRISES REACTING A MIXTURE CONTAINING OXYGENATED AND UNOXYGENATED HYDROCARBON WAX WITH SUFFICIENT ETHYLENE OXIDE SUCH THAT THE OXYGENATED REACTION PRODUCT IS WATER-SOLUBLE, TREATING THE REACTION MIXTURE CONTAINING THE OXYGENATED, WATER-SOLUBLE PRODUCT AND UNOXYGENATED HYDROCARBON WAX WITH SUFFICIENT LIQUID PARAFFINIC HYDROCARBON TO DISSOLVE THE UNOXYGENATED HYDROCARBON WAX BUT NOT THE OXYGENATED, WATER-SOLUBLE PRODUCT, AND SEPARATING THE SOLUTION OF LIQUID PARAFFINIC HYDROCARBON AND UNOXYGENERATED WAX FROM THE OXYGENATED, WATER-SOLUBLE PRODUCT.
References Cited (Backward Citations)
US2233382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |