US3147295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tertiary arsine oxide detergent compounds
Assignee: Procter and Gamble Co
•
Filing: 1962-01-23
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Granted: 1964-09-01
•
Expires: 1982-01-23
Abstract
No abstract record available.
Inventors
- 👤 Robert G Laughlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:43
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D1/665
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
TERTIARY ARSINE OXIDE DETERGENT COMPOUNDS HAVING THE FORMULA RR''R"AS-->O, WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL, 2-HYDROXYALKYL AND 3HYDROXYALKYL RADICALS RANGING IN CHAIN LENGTH FROM 10 TO 18 CARBON ATOMS AND R'' AND R" ARE EACH SELECTED FROM THE GROUP CONSISTING OF ALKYL, 2-HYDROXYALKYL AND 3-HYDROXYALKYL RADICALS CONTAINING FROM 1 TO 3 CARBON ATOMS.
Claim 2
Dependent Claim
58 words
TERTIARY ARSINE OXIDE DETERGENT COMPOUNDS HAVING THE FORMULA RR''R"AS-->O, WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL, 2-HYDROXYALKYL AND 3HYDROXYALKYL RADICALS RANGING IN CHAIN LENGTH FROM 10 TO 18 CARBON ATOMS AND R'' AND R" ARE EACH SELECTED FROM THE GROUP CONSISTING OF ALKYL, 2-HYDROXYALKYL AND 3-HYDROXYALKYL RADICALS CONTAINING FROM 1 TO 3 CARBON ATOMS.
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |