Patent US3017431A successfully refreshed from Google Patents.
US3017431A
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Polyhalooctahydroalkanonaphthalenedicarboxylic acids and method of preparation thereof
Assignee: Universal Oil Products Co
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Filing: 1958-03-31
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Granted: 1962-01-16
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Expires: 1978-03-31
Abstract
No abstract record available.
Inventors
- 👤 Schmerling Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:03
CPC Classifications
C; C07; C07C; C07C23/00; C07C23/18; C07C23/20; C07C23/36; C07C61/00; C07C61/16; C07C61/28; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A HALO-SUBSTITUTED POLYHYDROALKANONAPHTHALENEDICARBOXYLIC ACID IN WHICH THE HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, SAID ACID RESULTING FROM THE DIELS-ALDER CONDENSATION, AT A TEMPERATURE OF FROM ABOUT 50* C. TO ABOUT 25* C., OF A CONJUGATED HALOCYCLOALKADIENE SELECTED FROM THE GROUP CONSISTING OF CONJUGATED HALOCYCLOPENTADIENES AND HALOCYCLOHEXADIENES IN WHICH THE HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, WITH THE CONDENSATION PRODUCT, FORMED AT A TEMPERATURE OF FROM ABOUT 80* C. TO ABOUT 250* C., OF A CONJUGATED ALIPHATIC DIENE HYDROCARBON CONTAINING FROM 4TO 9 CARBON ATOMS PER MOLECULE AND AN OLEFINIC DICARBOXYLIC ACID CONSISTING OF CARBON, HYDROGEN AND OXYGEN AND CONTAINING NOT MORE THAN 18 CARBON ATOMS PER MOLECULE.
Claim 2
Dependent Claim
117 words
A HALO-SUBSTITUTED POLYHYDROALKANONAPHTHALENEDICARBOXYLIC ACID IN WHICH THE HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, SAID ACID RESULTING FROM THE DIELS-ALDER CONDENSATION, AT A TEMPERATURE OF FROM ABOUT 50* C. TO ABOUT 25* C., OF A CONJUGATED HALOCYCLOALKADIENE SELECTED FROM THE GROUP CONSISTING OF CONJUGATED HALOCYCLOPENTADIENES AND HALOCYCLOHEXADIENES IN WHICH THE HALOGEN IS SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE, WITH THE CONDENSATION PRODUCT, FORMED AT A TEMPERATURE OF FROM ABOUT 80* C. TO ABOUT 250* C., OF A CONJUGATED ALIPHATIC DIENE HYDROCARBON CONTAINING FROM 4TO 9 CARBON ATOMS PER MOLECULE AND AN OLEFINIC DICARBOXYLIC ACID CONSISTING OF CARBON, HYDROGEN AND OXYGEN AND CONTAINING NOT MORE THAN 18 CARBON ATOMS PER MOLECULE.
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) | 1965-01-15 | 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 |