Patent US2668165A successfully refreshed from Google Patents.
US2668165A
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US
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Condensation products of higher fatty acids, polyalkylene polyamines, and organic halides
Assignee: Wyeth Holdings LLC
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Filing: 1951-12-22
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Granted: 1954-02-02
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Expires: 1971-12-22
Abstract
No abstract record available.
Inventors
- 👤 Carpenter Joseph Emmett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:18
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07C; C07C233/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/07
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
87 words
A COMPOSITION OF MATTER COMPRISING THE CONDENSATION PRODUCT FROM THE SIMULTANEOUS REACTION AT A TEMPERATURE OF ABOUT 120* C. TO ABOUT 300* C. OF A HIGHER FATTY ACID MATERIAL, A POLYALKYLENE POLYAMINE AND AN ORGANIC HALIDE CONTAINING THE RADICAL -CH2X,X BEING HALOGEN, THE RATIO OF HIGHER FATTY ACID RADICALS TO NITROGEN IN SAID PRODUCT BEING BETWEEN ABOUT 1:1.5 TO 1:2.5, BY EQUIVALENTS, AND THE PROPORTION OF ORGANIC HALIDE IN SAID PRODUCT BEING FROM ABOUT 0.02 TO ABOUT 0.50 THE NUMBER OF EQUIVALENTS OF THE FATTY ACID MATERIAL.
Claim 2
Dependent Claim
87 words
A COMPOSITION OF MATTER COMPRISING THE CONDENSATION PRODUCT FROM THE SIMULTANEOUS REACTION AT A TEMPERATURE OF ABOUT 120* C. TO ABOUT 300* C. OF A HIGHER FATTY ACID MATERIAL, A POLYALKYLENE POLYAMINE AND AN ORGANIC HALIDE CONTAINING THE RADICAL -CH2X,X BEING HALOGEN, THE RATIO OF HIGHER FATTY ACID RADICALS TO NITROGEN IN SAID PRODUCT BEING BETWEEN ABOUT 1:1.5 TO 1:2.5, BY EQUIVALENTS, AND THE PROPORTION OF ORGANIC HALIDE IN SAID PRODUCT BEING FROM ABOUT 0.02 TO ABOUT 0.50 THE NUMBER OF EQUIVALENTS OF THE FATTY ACID MATERIAL.
Claim 3
Dependent Claim
17 words
A COMPOSITION OF MATTER AS IN CLAIM 1 WHEREIN THE HIGHER FATTY ACID MATERIAL IS TALL OIL.
References Cited (Backward Citations)
US2243329A
Cited
US2391831A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |