US3304263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphine oxide detergent composition
Assignee: Procter and Gamble Co
•
Filing: 1963-09-18
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Granted: 1967-02-14
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Expires: 1983-09-18
Abstract
No abstract record available.
Inventors
- 👤 Iii John Thomas Yoke
- 👤 Robert G Laughlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:35
CPC Classifications
C; C11; C11D; C11D10/00; C11D10/04; C11D10/045; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/30; C07F9/50; C07F9/52; C07F9/53; C09; C09K; C09K23/00; C09K23/14; C11D1/00; C11D1/66; C11D1/79; C11D1/02; C11D1/12; C11D1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF A TERTIARY PHOSPHINE OXIDE DETERGENT COMPOUND HAVING THE FORMULA RR''R"P-->O, WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL AND MONOHYDROXYALKYL RADICALS RANGING IN CHAIN LENGTH FROM 10 TO 18 CARBON ATOMS, R'' AND R" ARE EACH SELECTED FROM THE GROUP CONSISTING OF ALKYL AND MONOHYDROXYALKYL RADICALS CONTAINING FROM 1 TO 3 CARBON ATOMS AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ANIONIC ORGANIC DETERGENTS NONIONIC ORGANIC DETERGENTS, WATER-SOLUBLE INORGANIC ALKALINE BUILDER SALTS, ORGANIC ALKALINE SEQUESTRANT BUILDER SALTS AND MIXTURES THEREOF, THE RATIO OF SAID PHOSPHINE OXIDE DETERGENT COMPOUND TO SAID MATERIAL RANGING FROM ABOUT 4:1 TO ABOUT 1:20.
Claim 2
Dependent Claim
108 words
A DETERGENT COMPOSITION CONSISTING ESSENTIALLY OF A TERTIARY PHOSPHINE OXIDE DETERGENT COMPOUND HAVING THE FORMULA RR''R"P-->O, WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL AND MONOHYDROXYALKYL RADICALS RANGING IN CHAIN LENGTH FROM 10 TO 18 CARBON ATOMS, R'' AND R" ARE EACH SELECTED FROM THE GROUP CONSISTING OF ALKYL AND MONOHYDROXYALKYL RADICALS CONTAINING FROM 1 TO 3 CARBON ATOMS AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ANIONIC ORGANIC DETERGENTS NONIONIC ORGANIC DETERGENTS, WATER-SOLUBLE INORGANIC ALKALINE BUILDER SALTS, ORGANIC ALKALINE SEQUESTRANT BUILDER SALTS AND MIXTURES THEREOF, THE RATIO OF SAID PHOSPHINE OXIDE DETERGENT COMPOUND TO SAID MATERIAL RANGING FROM ABOUT 4:1 TO ABOUT 1:20.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |