US2774798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dehalogenation of organic compounds in the presence of a detergent
Assignee: MW Kellogg Co
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Filing: 1954-11-23
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Granted: 1956-12-18
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Expires: 1974-11-23
Abstract
No abstract record available.
Inventors
- 👤 Horace R Davis
- 👤 Chiang Stanley Hsi Kwei
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:04
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/23
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A PROCESS FOR DEHALOGENATING A HALOGEN-CONTAINING ORGANIC COMPOUND WHICH COMPRISES DEHALOGENATING A DEHALOGENATABLE FLUORINE-CONTAINING ALKANE WHICH CONTAINS AT LEAST ONE HALOGEN OF THE GROUP CONSITING OF FLUORINE AND CHLORINE ON A CARBON ATOM AND AT LEAST ONE CHLORINE ATOM ON AN ADJACENT CARBON ATOM AND IN WHICH ALL OTHER SUBSTITUENTS ARE SELECTED FROM THE GROUP CONSISTING OF ALKYL, ARYL, HALOGEN AND HYDROGEN SUBSTITUENTS WITH A METAL DEHALOGENATING AGENT IN THE PRESENCE OF WATER CONTAINING A DETERGENT WHICH DOES NOT REACT WITH THE HALIDE OF THE METAL DEHALOGENATING AGENT TO FORM A WATER INSOLUBLE COMPOUND.
Claim 2
Dependent Claim
94 words
A PROCESS FOR DEHALOGENATING A HALOGEN-CONTAINING ORGANIC COMPOUND WHICH COMPRISES DEHALOGENATING A DEHALOGENATABLE FLUORINE-CONTAINING ALKANE WHICH CONTAINS AT LEAST ONE HALOGEN OF THE GROUP CONSITING OF FLUORINE AND CHLORINE ON A CARBON ATOM AND AT LEAST ONE CHLORINE ATOM ON AN ADJACENT CARBON ATOM AND IN WHICH ALL OTHER SUBSTITUENTS ARE SELECTED FROM THE GROUP CONSISTING OF ALKYL, ARYL, HALOGEN AND HYDROGEN SUBSTITUENTS WITH A METAL DEHALOGENATING AGENT IN THE PRESENCE OF WATER CONTAINING A DETERGENT WHICH DOES NOT REACT WITH THE HALIDE OF THE METAL DEHALOGENATING AGENT TO FORM A WATER INSOLUBLE COMPOUND.
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) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |