US2634240A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyl aryl sulfonate detergent composition
Assignee: Standard Oil Development Co
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Filing: 1949-07-09
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Granted: 1953-04-07
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Expires: 1969-07-09
Abstract
No abstract record available.
Inventors
- 👤 Jere C Showalter
- 👤 Albert J Shmidl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:41
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/34; C11D3/3418; C11D1/00; C11D1/02; C11D1/12; C11D1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A COMPOSITION ADAPTED FOR USE AS A DETERGENT WHICH CONSISTS OF FROM 10 TO 60 WEIGHT PER CENT OF ALKALI METAL SALTS OF XYLENE SULFONIC ACIDS, FROM 4 TO 35 WEIGHT PER CENT OF ALKALI METAL SALTS OF ALKYL ARYL SULFONIC ACIDS HAVING FROM 9 TO 16 CARBON ATOMS IN THE ALKYL SIDE CHAIN, AND FROM 30 TO 60 WEIGHT PER CENT OF A WATER SOLUBLE INORGANIC ALKALI METAL SALT.
Claim 2
Dependent Claim
70 words
A COMPOSITION ADAPTED FOR USE AS A DETERGENT WHICH CONSISTS OF FROM 10 TO 60 WEIGHT PER CENT OF ALKALI METAL SALTS OF XYLENE SULFONIC ACIDS, FROM 4 TO 35 WEIGHT PER CENT OF ALKALI METAL SALTS OF ALKYL ARYL SULFONIC ACIDS HAVING FROM 9 TO 16 CARBON ATOMS IN THE ALKYL SIDE CHAIN, AND FROM 30 TO 60 WEIGHT PER CENT OF A WATER SOLUBLE INORGANIC ALKALI METAL SALT.
References Cited (Backward Citations)
US2387572A
Cited
GB146223A
Cited
US1531328A
Cited
US1883860A
Cited
US2071512A
Cited
US2161174A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |