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Patent US2649463A successfully refreshed from Google Patents.
US2649463A
Expired / Lapsed
US
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Preparation of olefin oxides
Assignee: MW Kellogg Co
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Filing: 1949-09-30
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Granted: 1953-08-18
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Expires: 1969-09-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Skelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:00
CPC Classifications
C; C07; C07D; C07D301/00; C07D301/02; B; B01; B01J; B01J27/00; B01J27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A PROCESS FOR THE PRODUCTION OF OLEFIN OXIDES WHICH COMPRISES CONTACTING AN OLEFIN-CONTAINING GAS IN A FIRST REACTION ZONE WITH A REAGENT COMPRISING A METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF COPPER, PLATINUM, PALLADIUM, IRIDIUM, ALUMINUM, ZINC, SILVER, MERCURY AND ANTIMONY AT A TEMPERATURE BETWEEN ABOUT 30* F. AND ABOUT 150* F. TO FROM AN OLEFIN COORDINATION COMPOUND, SEPARATING SAID OLEFIN COORDINATION COMPOUND FROM SAID GAS, OXIDIZING SAID OLEFIN COORDINATION COMPOUND IN A SECOND REACTION ZONE AT A TEMPERATURE BETWEEN ABOUT 400* F. AND ABOUT 100* F. TO CONVERT SAID OLEFIN COORDINATION COMPOUND TO ITS CORRESPONDING OLEFIN OXIDE AND TO FROM AN OXYGEN-CONTAINING COMPOUND OF THE METAL HALIDE, AND SEPARATING THE OLEFIN OXIDE THUS PRODUCED FROM SAID OXYGEN-CONTAINING COMPOUND OF THE METAL HALIDE.
Claim 2
Dependent Claim
124 words
A PROCESS FOR THE PRODUCTION OF OLEFIN OXIDES WHICH COMPRISES CONTACTING AN OLEFIN-CONTAINING GAS IN A FIRST REACTION ZONE WITH A REAGENT COMPRISING A METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF COPPER, PLATINUM, PALLADIUM, IRIDIUM, ALUMINUM, ZINC, SILVER, MERCURY AND ANTIMONY AT A TEMPERATURE BETWEEN ABOUT 30* F. AND ABOUT 150* F. TO FROM AN OLEFIN COORDINATION COMPOUND, SEPARATING SAID OLEFIN COORDINATION COMPOUND FROM SAID GAS, OXIDIZING SAID OLEFIN COORDINATION COMPOUND IN A SECOND REACTION ZONE AT A TEMPERATURE BETWEEN ABOUT 400* F. AND ABOUT 100* F. TO CONVERT SAID OLEFIN COORDINATION COMPOUND TO ITS CORRESPONDING OLEFIN OXIDE AND TO FROM AN OXYGEN-CONTAINING COMPOUND OF THE METAL HALIDE, AND SEPARATING THE OLEFIN OXIDE THUS PRODUCED FROM SAID OXYGEN-CONTAINING COMPOUND OF THE METAL HALIDE.
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) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |