US2900346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foaming detergent compositions
Assignee: Shell Development Co
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Filing: 1956-02-20
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Granted: 1959-08-18
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Expires: 1976-02-20
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Fowkes
- 👤 Webster M Sawyer
- 👤 Martin J Schick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:14
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0094; C11D1/00; C11D1/02; C11D1/12; C11D1/14; C11D1/143; C11D1/146; C11D1/66; C11D1/83; C11D1/22; C11D1/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF A DETERGENT OF THE GROUP CONSISTING OF WATER-SOLUBLE ORGANIC SECONDARY MONOSULFATE AND SECONDARY MONOSULFONATE DETERGENTS TOGETHER WITH ABOUT 5% TO ABOUT 30% BY WEIGHT OF SAID DETERGENT OF GLYCEROL MONOALKYL ETHER HAVING IN THE ALKYL GROUP 8 TO 16 CARBON ATOMS IN STRAIGHT CHAIN WHICH IS LIKED TO THE ETHER OXYGEN ATOM BY A CARBON ATOM NOT MORE THAN ONCE REMOVE FROM THE END OF THE CHAIN.
Claim 2
Dependent Claim
73 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF A DETERGENT OF THE GROUP CONSISTING OF WATER-SOLUBLE ORGANIC SECONDARY MONOSULFATE AND SECONDARY MONOSULFONATE DETERGENTS TOGETHER WITH ABOUT 5% TO ABOUT 30% BY WEIGHT OF SAID DETERGENT OF GLYCEROL MONOALKYL ETHER HAVING IN THE ALKYL GROUP 8 TO 16 CARBON ATOMS IN STRAIGHT CHAIN WHICH IS LIKED TO THE ETHER OXYGEN ATOM BY A CARBON ATOM NOT MORE THAN ONCE REMOVE FROM THE END OF THE CHAIN.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-17 | 1963-02-16 | 1963-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-17 | 1967-02-16 | 1967-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-17 | 1971-02-16 | 1971-08-18 | $7700.00 | Window Closed / Lapsed |