US2776301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation with peroxides
Assignee: Shell Development Co
•
Filing: 1954-08-17
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Granted: 1957-01-01
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Expires: 1974-08-17
Abstract
No abstract record available.
Inventors
- 👤 George B Payne
- 👤 Curtis W Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:52
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/08; C07D303/10; C07D301/00; C07D301/02; C07D301/03; C07D301/12; C07D301/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN A PROCESS OF OXIDIZING AN ETHYLENIC COMPOUND OF 3 TO 18 CARBON ATOMS PER MOLECULE HAVING NOT MORE THAN TWO ETHYLENIC DOUBLE BONDS IN THE MOLECULE BY REACTION IN THE LIQUID PHASE WITH A PEROXIDE OXIDIZING AGENT OF THE GROUP CONSISTING OF HYDROGEN PEROXIDE AND PEROXYCARBOXYLIC ACIDS TO FORM A PRODUCT OF THE GROUP CONSISTING OF EPOXIDATION AND HYDROXYLATION PRODUCTS, THE IMPROVEMENT WHICH COMPRISES INTIMATELY CONTACTING SAID ETHYLENIC COMPOUND WITH AN ADSORPTIVE SOLID OF THE GROUP CONSISTING OF ADSORPTIVE ALUMINA, SILICA GEL, MAGNESIA GEL, ZIRCONIA GEL, ADSORPTIVE CLAY, ACTIVATED CARBON AND ANIMAL CHARCOAL HAVING MORE THAN 30% POROSITY ON A VOID-FREE BASIS ATTRIBUTABLE TO PORES OF LESS THAN 0.030 MILLIMETER IN DIAMETER, PRIOR TO MIXING SAID ETHYLENIC COMPOUND WITH SAID PEROXIDE OXIDIZING AGENT TO EFFECT SAID OXIDATION.
Claim 2
Dependent Claim
128 words
IN A PROCESS OF OXIDIZING AN ETHYLENIC COMPOUND OF 3 TO 18 CARBON ATOMS PER MOLECULE HAVING NOT MORE THAN TWO ETHYLENIC DOUBLE BONDS IN THE MOLECULE BY REACTION IN THE LIQUID PHASE WITH A PEROXIDE OXIDIZING AGENT OF THE GROUP CONSISTING OF HYDROGEN PEROXIDE AND PEROXYCARBOXYLIC ACIDS TO FORM A PRODUCT OF THE GROUP CONSISTING OF EPOXIDATION AND HYDROXYLATION PRODUCTS, THE IMPROVEMENT WHICH COMPRISES INTIMATELY CONTACTING SAID ETHYLENIC COMPOUND WITH AN ADSORPTIVE SOLID OF THE GROUP CONSISTING OF ADSORPTIVE ALUMINA, SILICA GEL, MAGNESIA GEL, ZIRCONIA GEL, ADSORPTIVE CLAY, ACTIVATED CARBON AND ANIMAL CHARCOAL HAVING MORE THAN 30% POROSITY ON A VOID-FREE BASIS ATTRIBUTABLE TO PORES OF LESS THAN 0.030 MILLIMETER IN DIAMETER, PRIOR TO MIXING SAID ETHYLENIC COMPOUND WITH SAID PEROXIDE OXIDIZING AGENT TO EFFECT SAID OXIDATION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |