US2586897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent composition
Assignee: Victor Chemical Works
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Filing: 1948-07-03
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Granted: 1952-02-26
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Expires: 1968-07-03
Abstract
No abstract record available.
Inventors
- 👤 Woodstock Willard Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:55
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D1/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A DETERGENT COMPOSITION COMPRISING 1 TO 75 PARTS BY WEIGHT OF THE NEUTRAL ORGANIC ESTER REACTION PRODUCT OF A LAURYL ACID ESTER OF A PHOSPHORUS ACID SELECTED FROM THE GROUP CONSISTING OF ORTHO, PYRO, AND POLYPHOSPHORIC ACIDS CONTAINING AT LEAST ONE ACIDIC HYDROGEN ATOM AND AN OLEFIN OXIDE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE OXIDE AND PROPYLENE OXIDES IN THE PROPORTIONS OF AT LEAST THREE MOLES OF ETHYLENE OXIDE AND TWO MOLES OF A PROPYLENE OXIDE FOR EACH ACIDIC HYDROGEN ATOM, MIXED WITH 99 TO 25 PARTS OF AN ALKALI METAL SALT OF A MOLECULARLY DEHYDRATED PHOSPHORIC ACID.
Claim 2
Dependent Claim
99 words
A DETERGENT COMPOSITION COMPRISING 1 TO 75 PARTS BY WEIGHT OF THE NEUTRAL ORGANIC ESTER REACTION PRODUCT OF A LAURYL ACID ESTER OF A PHOSPHORUS ACID SELECTED FROM THE GROUP CONSISTING OF ORTHO, PYRO, AND POLYPHOSPHORIC ACIDS CONTAINING AT LEAST ONE ACIDIC HYDROGEN ATOM AND AN OLEFIN OXIDE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE OXIDE AND PROPYLENE OXIDES IN THE PROPORTIONS OF AT LEAST THREE MOLES OF ETHYLENE OXIDE AND TWO MOLES OF A PROPYLENE OXIDE FOR EACH ACIDIC HYDROGEN ATOM, MIXED WITH 99 TO 25 PARTS OF AN ALKALI METAL SALT OF A MOLECULARLY DEHYDRATED PHOSPHORIC ACID.
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) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |