US2784221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of converting aldehydes into acids
Assignee: Newport Industries Inc
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Filing: 1953-05-14
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Granted: 1957-03-05
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Expires: 1973-05-14
Abstract
No abstract record available.
Inventors
- 👤 Bordenca Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:37
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/16; C07C51/21; C07C51/23; C07C51/235
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN THE METHOD OF FORMING ACIDS FROM ALDEHYDES PREPARED BY HYDROFORMYLATING TERPENES AND TERPENEDERIVED PRODUCTS, THE IMPROVEMENT WHIHC CONSISTS ESSENTIALLY OF CONTACTING SAID ALDEHYDES IN A SUBSTANTIALLY ANHYDROUS SINGLE-PHASE LIQUID SYSTEM AND AT A TEMPERATURE NOT IN EXCESS OF 75*C. WITH AN OXGYEN-CONTAINING GAS IN THE PRESENCE OF A FINELY DIVIDED COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL OXIDES, ALKALI METAL HYDROXIDES, ALKALI METAL CARBONATES, ALKALINE EARTH METAL OXIDES, ALKALINE EARTH METAL HYDROXIDES, MAGNESIUM OXIDE, AND MAGNESIUM HYDROXIDE.
Claim 2
Dependent Claim
80 words
IN THE METHOD OF FORMING ACIDS FROM ALDEHYDES PREPARED BY HYDROFORMYLATING TERPENES AND TERPENEDERIVED PRODUCTS, THE IMPROVEMENT WHIHC CONSISTS ESSENTIALLY OF CONTACTING SAID ALDEHYDES IN A SUBSTANTIALLY ANHYDROUS SINGLE-PHASE LIQUID SYSTEM AND AT A TEMPERATURE NOT IN EXCESS OF 75*C. WITH AN OXGYEN-CONTAINING GAS IN THE PRESENCE OF A FINELY DIVIDED COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL OXIDES, ALKALI METAL HYDROXIDES, ALKALI METAL CARBONATES, ALKALINE EARTH METAL OXIDES, ALKALINE EARTH METAL HYDROXIDES, MAGNESIUM OXIDE, AND MAGNESIUM HYDROXIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-04 | 1960-09-03 | 1961-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-04 | 1964-09-03 | 1965-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-04 | 1968-09-03 | 1969-03-05 | $7700.00 | Window Closed / Lapsed |