US3017258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of burner oil
Assignee: Universal Oil Products Co
•
Filing: 1957-03-20
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Granted: 1962-01-16
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Expires: 1977-03-20
Abstract
No abstract record available.
Inventors
- 👤 Ernest L Pollitzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:07
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/221
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
BURNER OIL TENDING TO DETERIORATE IN STORAGE HAVING INCORPORATED THEREIN A STABILIZING CONCENTRATION OF THE REACTION PRODUCT, FORMED AT A TEMPERATURE OF FROM ABOUT 20* TO ABOUT 150* C., OF FROM ONE TO TWO MOL PROPORTIONS OF AN ALIPHATIC AMINE COMPOUND HAVING AT LEAST ONE HYDROGEN ATOM ATTACHED TO A NITROGEN ATOM, SAID AMINE COMPOUND CONSISTING OF CARBON, HYDROGEN AND NITROGEN, AND HAVING AT LEAST TWELVE AND UP TO ABOUT FORTY CARBON ATOMS AND A STRAIGHT CHAIN OF AT LEAST THREE CARBON ATOMS ATTACHED TO THE NITROGEN ATOM, WITH ONE MOL PROPORTION OF AN EPIHALOHYDRIN COMPOUND SELECTED FROM THE GROUP CONSISTING OF EPICHLOROHYDRIN, 1,2-EPI-4-CHLOROBUTANE, 2,3EPI-4-CHLOROBUTANE, 1,2-EPI-5-CHLOROPENTANE, 2,3-EPI-5CHLOROPENTANE AND CORRESPONDING BROMO AND IODO COMPOUNDS, AND REACTING WITH AN INORGANIC BASE TO REMOVE HALOGEN.
Claim 2
Dependent Claim
122 words
BURNER OIL TENDING TO DETERIORATE IN STORAGE HAVING INCORPORATED THEREIN A STABILIZING CONCENTRATION OF THE REACTION PRODUCT, FORMED AT A TEMPERATURE OF FROM ABOUT 20* TO ABOUT 150* C., OF FROM ONE TO TWO MOL PROPORTIONS OF AN ALIPHATIC AMINE COMPOUND HAVING AT LEAST ONE HYDROGEN ATOM ATTACHED TO A NITROGEN ATOM, SAID AMINE COMPOUND CONSISTING OF CARBON, HYDROGEN AND NITROGEN, AND HAVING AT LEAST TWELVE AND UP TO ABOUT FORTY CARBON ATOMS AND A STRAIGHT CHAIN OF AT LEAST THREE CARBON ATOMS ATTACHED TO THE NITROGEN ATOM, WITH ONE MOL PROPORTION OF AN EPIHALOHYDRIN COMPOUND SELECTED FROM THE GROUP CONSISTING OF EPICHLOROHYDRIN, 1,2-EPI-4-CHLOROBUTANE, 2,3EPI-4-CHLOROBUTANE, 1,2-EPI-5-CHLOROPENTANE, 2,3-EPI-5CHLOROPENTANE AND CORRESPONDING BROMO AND IODO COMPOUNDS, AND REACTING WITH AN INORGANIC BASE TO REMOVE HALOGEN.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |