US3129106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wetting and anti-stripping aliphatic ether and polyamine chain compounds for use in connection with asphalt compositions
Assignee: Individual
•
Filing: 1960-05-03
•
Granted: 1964-04-14
•
Expires: 1980-05-03
Abstract
No abstract record available.
Inventors
- 👤 Katz Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:51
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A HEAT STABLE ASPHALT ADDITIVE HAVING STABLE ANTISTRIPPING PROPERTIES AT ELEVATED TEMPERATURES OF 250* TO 400*F. AND COMPOSED OF THE REACTION PRODUCT OF ONE OF THREE MOLS OF FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS WITH ONE MOL OF DIALKYLAMINOALKOXYALYL AMINE, SAID REACTION PRODUCT BEING FORMED BY HEATING THE MIXTURE OF THE FATTY ACIDS AND THE AMINE UP TO ABOUT 300 TO 450* F. FOR FROM FOUR TO FIVE HOURS AND REMOVING ANY WATER GENERATED, THE ALKYL GROUPS CONTAINING 1 TO 4 CARBON ATOMS.
Claim 2
Dependent Claim
85 words
A HEAT STABLE ASPHALT ADDITIVE HAVING STABLE ANTISTRIPPING PROPERTIES AT ELEVATED TEMPERATURES OF 250* TO 400*F. AND COMPOSED OF THE REACTION PRODUCT OF ONE OF THREE MOLS OF FATTY ACIDS CONTAINING 8 TO 22 CARBON ATOMS WITH ONE MOL OF DIALKYLAMINOALKOXYALYL AMINE, SAID REACTION PRODUCT BEING FORMED BY HEATING THE MIXTURE OF THE FATTY ACIDS AND THE AMINE UP TO ABOUT 300 TO 450* F. FOR FROM FOUR TO FIVE HOURS AND REMOVING ANY WATER GENERATED, THE ALKYL GROUPS CONTAINING 1 TO 4 CARBON ATOMS.
References Cited (Backward Citations)
US2679462A
Cited
US2737509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |