US2742436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of non-dusting organic
Assignee: —
•
Filing: —
•
Granted: 1956-04-17
•
Expires: 1973-04-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
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; C11D1/14; C11D1/146; C11D1/29; C11D1/37; C11D1/66; C11D1/72; C11D11/00; C11D11/02; C11D11/04; C11D17/00; C11D17/06; C11D3/00; C11D3/02; C11D3/04; C11D3/046; C11D3/16; C11D3/34; C11D3/3418
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
72 words
THE METHOD OF PREPARING A SUBSTANTIALLY NON-DUSTING DETERGENT, HAVING A M. A. S. DUST VALUE OF LESS THAN 1000, WHICH COMPRISES SPRAY DRYING AN AQUEOUS COMPOSITION CONTAINING A NORMALLY-DUSTING, SOLID SYNTHETIC ANIONIC ORGANIC DETERGENT OF THE CLASS CONSISTING OF SULFATES AND SULFONATES AND ABOUT 1.25% TO ABOUT 12.5% BY WEIGHT, BASED ON TOTAL SOLIDS CONTENT, OF A CONDENSATE OF FROM 1 TO 25 MOLES OF ETHYLENE OXIDE WITH 1 MOLE OF PHENOL.
Claim 2
Independent Claim
72 words
THE METHOD OF PREPARING A SUBSTANTIALLY NON-DUSTING DETERGENT, HAVING A M. A. S. DUST VALUE OF LESS THAN 1000, WHICH COMPRISES SPRAY DRYING AN AQUEOUS COMPOSITION CONTAINING A NORMALLY-DUSTING, SOLID SYNTHETIC ANIONIC ORGANIC DETERGENT OF THE CLASS CONSISTING OF SULFATES AND SULFONATES AND ABOUT 1.25% TO ABOUT 12.5% BY WEIGHT, BASED ON TOTAL SOLIDS CONTENT, OF A CONDENSATE OF FROM 1 TO 25 MOLES OF ETHYLENE OXIDE WITH 1 MOLE OF PHENOL.
Claim 3
Dependent Claim
63 words
A DETERGENT COMPOSITION IN PARTICLE FORM COMPRISING A NORMALLY-DUSTING, SOLID SYNTHETIC ANIONIC ORGANIC DETERGENT OF THE CLASS CONSISTING OF SULFATES AND SULFONATES AND A SUFFICIENT AMOUNT OF A PHENOL-ETHYLENE OXIDE CONDENSATE TO REDUCE THE M. A. S. DUST VALUE OF SAID DETERGENT TO LESS THAN 1000, SAID PHENOL-ETHYLENE OXIDE CONDENSATE CONTAINING FROM 1 TO 25 MOLES OF ETHYLENE OXIDE PER MOLE OF PHENOL.
Claim 4
Dependent Claim
63 words
A DETERGENT COMPOSITION IN PARTICLE FORM COMPRISING A NORMALLY-DUSTING, SOLID SYNTHETIC ANIONIC ORGANIC DETERGENT OF THE CLASS CONSISTING OF SULFATES AND SULFONATES AND A SUFFICIENT AMOUNT OF A PHENOL-ETHYLENE OXIDE CONDENSATE TO REDUCE THE M. A. S. DUST VALUE OF SAID DETERGENT TO LESS THAN 1000, SAID PHENOL-ETHYLENE OXIDE CONDENSATE CONTAINING FROM 1 TO 25 MOLES OF ETHYLENE OXIDE PER MOLE OF PHENOL.
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) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |