US3043789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensation product of a monoalkanolamine with the reaction product of a terpene and an alpha, beta-unsaturated polycarboxylic acid, anhydride, or ester thereof
Assignee: Universal Oil Products Co
•
Filing: 1958-08-22
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Granted: 1962-07-10
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Expires: 1978-08-22
Abstract
No abstract record available.
Inventors
- 👤 Henry A Cyba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:24
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/221; C10M; C10M1/00; C10M1/08; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/08; C10M2215/082; C10M2215/12; C10M2215/24; C10M2215/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
THE CONDENSATION PRODUCT OF AN N-ALIPHATIC HYDROCARBON SUBSTITUTED MONOALKANOLAMINE HAVING FROM ABOUT 6 TO ABOUT 50 CARBON ATOMS IN THE ALIPHATIC HYDROCARBON SUBSTITUENT WITH THE REACTION PRODUCT, FORMED AT A TEMPERATURE OF FROM ABOUT 150*C, TO ABOUT 300*C, OF A TERPENE HYDROCARBON OF THE FORMULA C10H16 AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF MALEIC, FUMARIC, CITRACONIC, MESACONIC, ACONIC AND ITACONIC ACIDS AND THEIR ANHYDRIDES AND ESTERS, SAID CONDENSATION PRODUCT HAVING BEEN FORMED AT A TEMPERATURE OF FROM ABOUT 80*C, TO ABOUT 200*C AND WITH THE USE OF FROM ABOUT 0.5 TO ABOUT 2 EQUIVALENT OF TOTAL ACID AND POTENTIAL ACID GROUPS IN SAID REACTION PRODUCT PER EQUIVALENT OF HYDROXYL GROUPS IN THE ALKANOLAMINE.
Claim 2
Dependent Claim
115 words
THE CONDENSATION PRODUCT OF AN N-ALIPHATIC HYDROCARBON SUBSTITUTED MONOALKANOLAMINE HAVING FROM ABOUT 6 TO ABOUT 50 CARBON ATOMS IN THE ALIPHATIC HYDROCARBON SUBSTITUENT WITH THE REACTION PRODUCT, FORMED AT A TEMPERATURE OF FROM ABOUT 150*C, TO ABOUT 300*C, OF A TERPENE HYDROCARBON OF THE FORMULA C10H16 AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF MALEIC, FUMARIC, CITRACONIC, MESACONIC, ACONIC AND ITACONIC ACIDS AND THEIR ANHYDRIDES AND ESTERS, SAID CONDENSATION PRODUCT HAVING BEEN FORMED AT A TEMPERATURE OF FROM ABOUT 80*C, TO ABOUT 200*C AND WITH THE USE OF FROM ABOUT 0.5 TO ABOUT 2 EQUIVALENT OF TOTAL ACID AND POTENTIAL ACID GROUPS IN SAID REACTION PRODUCT PER EQUIVALENT OF HYDROXYL GROUPS IN THE ALKANOLAMINE.
References Cited (Backward Citations)
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Cited
US2344831A
Cited
US2456177A
Cited
US2681894A
Cited
US2607762A
Cited
US2723195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |