US2744874A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent compositions
Assignee: Monsanto Chemicals Ltd
•
Filing: 1952-05-24
•
Granted: 1956-05-08
•
Expires: 1972-05-24
Abstract
No abstract record available.
Inventors
- 👤 Elmer A Fike
- 👤 William H Seaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:02
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D1/66; C11D1/72; C11D1/83; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
100 words
A DETERGENT COMPOSITION COMPRISING AS AN ESSENTIAL ACTIVE INGREDIENT AN ALKYL BENZENE SODIUM SULFONATE WHEREIN THE ALKYL GROUP CONTAINS FROM 9 TO 16 CARBON ATOMS AND AN EFFECTIVE AMOUNT WITHIN THE RANGE OF 0.5%5% THEREOF OF AN OXY ALKYLENE ETHER OF THE STRUCTURE RO(R1O)NH WHERE RO IS THE RESIDUE AFTER REMOVAL OF HYDROGEN FROM A CARBINOL SUBSTITUTED BY A FIVE MEMBERED HETEROCYLIC RADICAL CONTAINING FOUR CARBON ATOMS AND AN OXYGEN ATOM, R1 IS AN ALKYLENE GROUP CONTAINING AT LEAST 2 BUT NOT MORE THAN 4 CARBON ATOMS AND N IS AN INTEGER AT LEAST 5 BUT NOT MORE THAN 20.
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) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |