US3122586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for oxidizing olefins to aldehydes and ketones
Assignee: Consortium fuer Elektrochemische Industrie GmbH
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Filing: 1958-07-22
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Granted: 1964-02-25
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Expires: 1978-07-22
Abstract
No abstract record available.
Inventors
- 👤 Berndt Walter
- 👤 Hornig Lothar
- 👤 Probst Otto
- 👤 Schmidt Walther
- 👤 Schwenk Ulrich
- 👤 Weber Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:40
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
A CONTINUOUS PROCESS FOR THE CONVERSION OF AN OLEFINIC HYDROCARBON TO A CARBONYL COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALDEHYDES AND KETONES BY OXIDATION OF AN OLEFINIC CARBON ATOM OF SAID OLEFINIC HYDROCARBON TO A CARBONYL GROUP, WHICH PROCESS CONSISTS ESSENTIALLY OF CONTACTING SAID OLEFINIC HYDROCARBON IN A FIRST STAGE WITH A LIQUID CATALYST OF WATER, A SALT OF A NOBLE METAL SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, IRIDIUM, RUTHENIUM, RHODIUM, AND PLATINUM, AND AS A REDOX SYSTEM, A SALT OF A METAL SHOWING SEVERAL VALENCE STATES UNDER THE REACTION CONDITIONS APPLIED, CONTACTING SAID LIQUID CATALYST WITH OXYGEN IN A SEPARATE SECOND STAGE IN THE ABSENCE OF SUBSTANTIAL AMOUNTS OF OLEFIN, AND CIRCULATING SAID LIQUID CATALYST BETWEEN SAID FIRST AND SECOND STAGES.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |