Patent US2828337A successfully refreshed from Google Patents.
US2828337A
Expired / Lapsed
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Method of oxidizing aldehydes
Assignee: Gulf Research and Development Co
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Filing: 1956-01-17
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Granted: 1958-03-25
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Expires: 1976-01-17
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Whitaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:06
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/21; C07C51/23; C07C51/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A PROCESS OF CONVERTING AN ALDEHYDE HAVING AS ITS ONLY FUNCTIONAL GROUP THE ALDEHYDE GROUP TO A PRODUCT COMPRISING THE CORRESPONDING ACID WHICH COMPRISES SUBJECTING AN ALIPHATIC ALDEHYDE TO THE ACTION OF A GAS CONTAINING MOLECULAR OXYGEN IN THE PRESENCE OF AN OXIDATION CATALYST SELECTED FROM THE GROUP CONSISTING OF OIL SOLUBLE ORGANIC SALTS OF THE TRANSITION ELEMENTS AND THEIR CORRESPONDING ORGANIC OXIDES AND A SALT OF A STRONG BASE AND A WEAK ACID AT A MODERATE TEMPERATURE OF ABOUT 20* TO ABOUT 100*C.
Claim 2
Dependent Claim
84 words
A PROCESS OF CONVERTING AN ALDEHYDE HAVING AS ITS ONLY FUNCTIONAL GROUP THE ALDEHYDE GROUP TO A PRODUCT COMPRISING THE CORRESPONDING ACID WHICH COMPRISES SUBJECTING AN ALIPHATIC ALDEHYDE TO THE ACTION OF A GAS CONTAINING MOLECULAR OXYGEN IN THE PRESENCE OF AN OXIDATION CATALYST SELECTED FROM THE GROUP CONSISTING OF OIL SOLUBLE ORGANIC SALTS OF THE TRANSITION ELEMENTS AND THEIR CORRESPONDING ORGANIC OXIDES AND A SALT OF A STRONG BASE AND A WEAK ACID AT A MODERATE TEMPERATURE OF ABOUT 20* TO ABOUT 100*C.
References Cited (Backward Citations)
US2223493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-24 | 1961-09-23 | 1962-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-24 | 1965-09-23 | 1966-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-24 | 1969-09-23 | 1970-03-25 | $7700.00 | Window Closed / Lapsed |