US3035907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon composition containing an itaconic acid-amine reaction product
Assignee: Gulf Research and Development Co
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Filing: 1959-05-04
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Granted: 1962-05-22
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Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 Robert E Halter
- 👤 Joseph J Mcgrath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:52
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/224; C10M; C10M133/00; C10M133/02; C10M133/16; C10M2215/00; C10M2215/12; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/135; C10N2040/14; C10N2040/16; C10N2040/17; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A HYDROCARBON COMPOSITION COMPRISING A MAJOR PROPORTION OF A HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF OILS, FATS, WAXES, RESINS AND RUBBER AND FROM 0.0004 TO ABOUT 1.0 PERCENT BY WEIGHT OF THE PRODUCT OBTAINED BY REACTING ITACONIC ACID WITH A DIAMINE HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
46 words
A HYDROCARBON COMPOSITION COMPRISING A MAJOR PROPORTION OF A HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF OILS, FATS, WAXES, RESINS AND RUBBER AND FROM 0.0004 TO ABOUT 1.0 PERCENT BY WEIGHT OF THE PRODUCT OBTAINED BY REACTING ITACONIC ACID WITH A DIAMINE HAVING THE GENERAL FORMULA:
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) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |