US3282832A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of ketones, acids and esters from olefines
Assignee: Distillers Co Yeast Ltd
•
Filing: 1961-03-03
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Granted: 1966-11-01
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Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
- 👤 Hey Donald Holroyde
- 👤 Cadogan John Ivan George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:35
CPC Classifications
C; C07; C07C; C07C255/00; C07C45/00; C07C45/61; C07C45/67; C07C45/68; C07C45/69; C07C49/00; C07C49/04; C07C49/12; C07C51/00; C07C51/09; C07C51/347; C07C51/353; Y; Y10; Y10S; Y10S204/00; Y10S204/902; Y10S204/912; Y10S204/913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A PROCESS FOR THE PRODUCTION OF A CHEMICAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF KETONES, ACIDS AND ESTERS WHICH COMPRISES HEATING AN OLEFINE SELECTED FROM THE GROUP CONSISTING OF ACTENE-1, OCTENE-2, CYCLOHEXENE AND DECENE-1 WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF DIETHYL MALTONATE, ETHYL ACETOACETATE AND ACETYL ACETONE IN TTHE PRESENCE OF AN INITIATOR FOR FREE RADICAL FORMATION FOR 20 TO 96 HOURS.
Claim 2
Dependent Claim
66 words
A PROCESS FOR THE PRODUCTION OF A CHEMICAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF KETONES, ACIDS AND ESTERS WHICH COMPRISES HEATING AN OLEFINE SELECTED FROM THE GROUP CONSISTING OF ACTENE-1, OCTENE-2, CYCLOHEXENE AND DECENE-1 WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF DIETHYL MALTONATE, ETHYL ACETOACETATE AND ACETYL ACETONE IN TTHE PRESENCE OF AN INITIATOR FOR FREE RADICAL FORMATION FOR 20 TO 96 HOURS.
References Cited (Backward Citations)
US2577422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |