US2586681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal compositions containing still bottoms from alcohol synthesis by the "oxo" process
Assignee: Standard Oil Development Co
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Filing: 1950-03-29
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Granted: 1952-02-19
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Expires: 1970-03-29
Abstract
No abstract record available.
Inventors
- 👤 Jr John F Mckay
- 👤 Howard L Yowell
- 👤 Leo Z Jasion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:18
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/136; C07C29/14; C07C29/141; C07C29/16; C07C45/00; C07C45/49; C07C45/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A HERBICIDAL COMPOSITION COMPRISING A SOLUTION IN A MAJOR PROPORTION OF AN AROMATIC PETROLEUM OIL OF A MINOR PROPORTION OF A MIXTURE OF OXYGENATED ORGANIC COMPOUNDS PRODUCED AS A STILL BOTTOMS PRODUCT IN A TWO-STAGE OPERATION CONSISTING OF A FIRST STAGE IN WHICH HYDROGEN, CARBON MONOXIDE AND A C7-C15 OLEFIN ARE CONTACTED IN THE PRESENCE OF A CARBONYLATION CATALYST FORMING A PRODUCT PREDOMINANTLY ALDEHYDE AND OF A SECOND STAGE, IN WHICH THE SAID ALDEHYDE PRODUCT IS CATALYTICALLY REDUCED WITH HYDROGEN TO FORM THE CORRESPONDING ALCOHOL AND THEREAFTER REMOVING THE MAJOR PORTION OF LOW-BOILING ALCOHOL COMPONENTS BY DISTILLATION, LEAVING BEHIND THE STILL BOTTOMS PRODUCT, SAID PETROLEUM OIL BOILING IN THE RANGE OF 325*-600* F., AND HAVING A MINIMUM AROMATIC CONTENT OF 35 WEIGHT PERCENT.
Claim 2
Dependent Claim
123 words
A HERBICIDAL COMPOSITION COMPRISING A SOLUTION IN A MAJOR PROPORTION OF AN AROMATIC PETROLEUM OIL OF A MINOR PROPORTION OF A MIXTURE OF OXYGENATED ORGANIC COMPOUNDS PRODUCED AS A STILL BOTTOMS PRODUCT IN A TWO-STAGE OPERATION CONSISTING OF A FIRST STAGE IN WHICH HYDROGEN, CARBON MONOXIDE AND A C7-C15 OLEFIN ARE CONTACTED IN THE PRESENCE OF A CARBONYLATION CATALYST FORMING A PRODUCT PREDOMINANTLY ALDEHYDE AND OF A SECOND STAGE, IN WHICH THE SAID ALDEHYDE PRODUCT IS CATALYTICALLY REDUCED WITH HYDROGEN TO FORM THE CORRESPONDING ALCOHOL AND THEREAFTER REMOVING THE MAJOR PORTION OF LOW-BOILING ALCOHOL COMPONENTS BY DISTILLATION, LEAVING BEHIND THE STILL BOTTOMS PRODUCT, SAID PETROLEUM OIL BOILING IN THE RANGE OF 325*-600* F., AND HAVING A MINIMUM AROMATIC CONTENT OF 35 WEIGHT PERCENT.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |