US2602087A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxyalkylation of the esters of certain amino alcohols
Assignee: Baker Petrolite LLC
•
Filing: 1948-11-12
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Granted: 1952-07-01
•
Expires: 1968-11-12
Abstract
No abstract record available.
Inventors
- 👤 Groote Melvin De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:40
CPC Classifications
C; C07; C07C; C07C229/00; C07C229/02; C07C229/04; C07C229/22; B; B01; B01F; B01F23/00; B01F23/40; B01F23/41; Y; Y10; Y10S; Y10S516/00; Y10S516/905; Y10S516/914; Y10S516/916
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
THE PROCESS OF RENDERING WATER-INSOLUBLE ESTERS WATER-DISPERSIBLE BY REACTION WITH AN ALKYLENE OXIDE; SAID WATER-INSOLUBLE ESTER, PRIOR TO OXYALKYLATION, BEING OF THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
24 words
THE PROCESS OF RENDERING WATER-INSOLUBLE ESTERS WATER-DISPERSIBLE BY REACTION WITH AN ALKYLENE OXIDE; SAID WATER-INSOLUBLE ESTER, PRIOR TO OXYALKYLATION, BEING OF THE FOLLOWING FORMULA:
References Cited (Backward Citations)
US1970578A
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US1985424A
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US2137314A
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US2312135A
Cited
US2390942A
Cited
US2390080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |