US3188291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent compositions and granules and method of making them
Assignee: Purex Corp Ltd
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Filing: 1959-12-23
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Granted: 1965-06-08
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Expires: 1979-12-23
Abstract
No abstract record available.
Inventors
- 👤 Harry J Hugues
- 👤 George D Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:43
CPC Classifications
C; C11; C11D; C11D10/00; C11D10/04; C11D10/047; C11D17/00; C11D17/06; C11D1/00; C11D1/38; C11D1/52; C11D1/523
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A CARRIER COMPOSITION FOR SYNTHETIC DETERGENTS CONSISTING ESSENTIALLY OF A MIXTURE OF A SODIUM SOAP OF A FATTY ACID HAVING FROM 12 TO 18 CARBON ATOMS, WITH A MONO(LOWER ALKYLOL)AMIDE OF A FATTY ACID HAVING FROM 8 TO 14 CARBON ATOMS, THE RATION OF SOAP TO ALKYLOLAMIDE BEING FROM 1:1 TO 12:1 BY WEIGHT.
Claim 2
Dependent Claim
54 words
A CARRIER COMPOSITION FOR SYNTHETIC DETERGENTS CONSISTING ESSENTIALLY OF A MIXTURE OF A SODIUM SOAP OF A FATTY ACID HAVING FROM 12 TO 18 CARBON ATOMS, WITH A MONO(LOWER ALKYLOL)AMIDE OF A FATTY ACID HAVING FROM 8 TO 14 CARBON ATOMS, THE RATION OF SOAP TO ALKYLOLAMIDE BEING FROM 1:1 TO 12:1 BY WEIGHT.
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) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |