US3076032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for oxidizing olefins to aldehydes and ketones
Assignee: Hoechst AG
•
Filing: 1958-10-28
•
Granted: 1963-01-29
•
Expires: 1978-10-28
Abstract
No abstract record available.
Inventors
- 👤 Riemenschneider Wilhelm
- 👤 Dialer Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:47
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/27; C07C45/32; C07C45/33; C07C45/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A 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 AND OXYGEN, IN A NEUTRAL TO ACID MEDIUM, WITH WATER AND A CATALYST OF (A) A SALT OF A NOBLE METAL SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, IRIDIUM, RUTHENIUM, RHODIUM, AND PHATINUM, AND (B) AS A REDOX SYSTEM, AN INORGANIC SALT OF A METAL SHOWING SEVERAL VALENCE STATES UNDER THE REACTION CONDITIONS APPLIED, SAID CONTACTING TAKING PLACE IN THE PRESENCE OF A QUINONE SELECTED FROM THE GROUP CONSISTING OF UNSUBSTITUTED QUINONES, QUINONE CARBOXYLIC ACIDS, AND QUINONE SULFONIC ACIDS.
Claim 2
Dependent Claim
125 words
A 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 AND OXYGEN, IN A NEUTRAL TO ACID MEDIUM, WITH WATER AND A CATALYST OF (A) A SALT OF A NOBLE METAL SELECTED FROM THE GROUP CONSISTING OF PALLADIUM, IRIDIUM, RUTHENIUM, RHODIUM, AND PHATINUM, AND (B) AS A REDOX SYSTEM, AN INORGANIC SALT OF A METAL SHOWING SEVERAL VALENCE STATES UNDER THE REACTION CONDITIONS APPLIED, SAID CONTACTING TAKING PLACE IN THE PRESENCE OF A QUINONE SELECTED FROM THE GROUP CONSISTING OF UNSUBSTITUTED QUINONES, QUINONE CARBOXYLIC ACIDS, AND QUINONE SULFONIC ACIDS.
References Cited (Backward Citations)
US2690457A
Cited
US1999620A
Cited
US2055269A
Cited
DE664879C
Cited
US2333216A
Cited
GB575571A
Cited
US2486842A
Cited
US2451485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |