US2683692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonfoaming surface-active alkyl benzene sulfonate composition
Assignee: Monsanto Chemicals Ltd
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Filing: 1949-12-23
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Granted: 1954-07-13
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Expires: 1969-12-23
Abstract
No abstract record available.
Inventors
- 👤 Jay C Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:31
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/2075; C11D3/2079; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D3/0005; C11D3/0026; C11D3/26; C11D3/30; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A SURFACE-ACTIVE COMPOSITION COMPRISING AN ALKYLBENZENE SODIUM SULFONATE CONTAINING BETWEEN 8 AND 14 CARBON ATOMS IN THE ALKYL GROUP AND SUFFICIENT OF THE ACETIC ACID SALT OF A MONOALKYLAMINE, WHEREIN THE ALKYL GROUP CONTAINS FROM 14 TO 16 CARBON ATOMS TO IMPART NON-FOAMING CHARACTERISTICS TO AQUEOUS SOLUTIONS OF SAID COMPOSITION.
Claim 2
Dependent Claim
50 words
A SURFACE-ACTIVE COMPOSITION COMPRISING AN ALKYLBENZENE SODIUM SULFONATE CONTAINING BETWEEN 8 AND 14 CARBON ATOMS IN THE ALKYL GROUP AND SUFFICIENT OF THE ACETIC ACID SALT OF A MONOALKYLAMINE, WHEREIN THE ALKYL GROUP CONTAINS FROM 14 TO 16 CARBON ATOMS TO IMPART NON-FOAMING CHARACTERISTICS TO AQUEOUS SOLUTIONS OF SAID COMPOSITION.
References Cited (Backward Citations)
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US2094609A
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US2161173A
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US2303348A
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US2363923A
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US2274807A
Cited
US2406902A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |