US2828323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction product of epoxidized monohydric alcohol esters and hydroxylated tertiary monoamines
Assignee: Baker Petrolite LLC
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Filing: 1956-04-13
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Granted: 1958-03-25
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Expires: 1976-04-13
Abstract
No abstract record available.
Inventors
- 👤 Groote Melvin De
- 👤 Cheng Jen-Pu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:28
CPC Classifications
C; C07; C07C; C07C217/00; C07C217/02; C07C217/04; C07C217/28; C07C217/30; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/22; C07C2603/26; Y; Y10; Y10S; Y10S507/00; Y10S507/935; Y10S507/936; Y10S516/00; Y10S516/01; Y10S516/06; Y10S516/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
PRODUCTS OBTAINED BY REACTING UNDER OXYALKYLATION CONDITIONS (A) AN EPOXIDIZED ESTER OF A LOWER ALKANOL AND AN ACID SELECTED FROM THE CLASS CONSISTING OF FATTY ACIDS AND ACYLATED FATTY ACIDS IN WHICH THE EPOXIDIZED ESTER CONTAINS ON THE AVERAGE APPROXIMATELY ONE OXIRANE RING PER FATTY ACID RADICAL, WITH (B) A HYDROXYLATED TERTIARY MONOAMINE; SAID REACTION BETWEEN (A) AND (B) INVOLVING RUPTURE OF THE OXIRANE RING AND BEING LIMITED TO THE LINKAGE -C-O-C-, WHICH LINKAGE IS BEING CHARACTERIZED BY FREEDOM FROM A CARBONYL CARBON ATOM; SAID PRODUCT OF REACTION BEING HYDROXYLATED AND SOLVENT SOLUBLE.
Claim 2
Dependent Claim
93 words
PRODUCTS OBTAINED BY REACTING UNDER OXYALKYLATION CONDITIONS (A) AN EPOXIDIZED ESTER OF A LOWER ALKANOL AND AN ACID SELECTED FROM THE CLASS CONSISTING OF FATTY ACIDS AND ACYLATED FATTY ACIDS IN WHICH THE EPOXIDIZED ESTER CONTAINS ON THE AVERAGE APPROXIMATELY ONE OXIRANE RING PER FATTY ACID RADICAL, WITH (B) A HYDROXYLATED TERTIARY MONOAMINE; SAID REACTION BETWEEN (A) AND (B) INVOLVING RUPTURE OF THE OXIRANE RING AND BEING LIMITED TO THE LINKAGE -C-O-C-, WHICH LINKAGE IS BEING CHARACTERIZED BY FREEDOM FROM A CARBONYL CARBON ATOM; SAID PRODUCT OF REACTION BEING HYDROXYLATED AND SOLVENT SOLUBLE.
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) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |