Patent US2559583A successfully refreshed from Google Patents.
US2559583A
Expired / Lapsed
US
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Solid compositions containing polyoxyethylene esters
Assignee: Atlas Powder Co
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Filing: 1948-01-23
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Granted: 1951-07-10
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Expires: 1968-01-23
Abstract
No abstract record available.
Inventors
- 👤 George E Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:49
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/66; C11D1/74; C11D17/00; C11D17/0047; C11D17/0052; C11D3/00; C11D3/16; C11D3/26; C11D3/32; C11D3/323; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A COMPOSITION CONSISTING ESSENTIALLY OF THE SOLID CONCRETION PRODUCT OF UREA AND AT LEAST ONE NORMALLY LIQUID TO SOFT WAXY POLYOXYETHYLENE ESTER SELECTED FROM THE GROUP CONSISTING OF: (A) POLYOXYETHYLENE ESTERS OF 12 TO 15 CARBON ATOMS ALIPHATIC CARBOXYLIC ACIDS WHEREIN THE ESTERS CONTAIN AT LEAST 5 OXYETHYLENE GROUPS PER ACID RADICAL, (B) POLYOXYETHYLENE ESTERS OF 16 TO 60 CARBON ATOM ALIPHATIC CARBOXY ACIDS WHERIN THE ESTERS CONTAIN AT LEAST 2 OXYETHYLENE GROUPS PER ACID RADICAL, AND (C) POLYOXYETHYLENE ESTERS OF ROSIN ACIDS WHEREIN THE ESTERS CONTAIN AT LEAST 2 OXYETHYLENE GROUPS PER ACID RADICAL; SAID SOLID CONCRETION PRODUCT CONTAINING AT LEAST 10 PER CENT BY WEIGHT OF SAID POLYOXYETHYLENE ESTER.
Claim 2
Dependent Claim
111 words
A COMPOSITION CONSISTING ESSENTIALLY OF THE SOLID CONCRETION PRODUCT OF UREA AND AT LEAST ONE NORMALLY LIQUID TO SOFT WAXY POLYOXYETHYLENE ESTER SELECTED FROM THE GROUP CONSISTING OF: (A) POLYOXYETHYLENE ESTERS OF 12 TO 15 CARBON ATOMS ALIPHATIC CARBOXYLIC ACIDS WHEREIN THE ESTERS CONTAIN AT LEAST 5 OXYETHYLENE GROUPS PER ACID RADICAL, (B) POLYOXYETHYLENE ESTERS OF 16 TO 60 CARBON ATOM ALIPHATIC CARBOXY ACIDS WHERIN THE ESTERS CONTAIN AT LEAST 2 OXYETHYLENE GROUPS PER ACID RADICAL, AND (C) POLYOXYETHYLENE ESTERS OF ROSIN ACIDS WHEREIN THE ESTERS CONTAIN AT LEAST 2 OXYETHYLENE GROUPS PER ACID RADICAL; SAID SOLID CONCRETION PRODUCT CONTAINING AT LEAST 10 PER CENT BY WEIGHT OF SAID POLYOXYETHYLENE ESTER.
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) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |