Patent US2729651A successfully refreshed from Google Patents.
US2729651A
Expired / Lapsed
US
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Process for the production of aliphatic oxygen compounds by carbonylation of alcohols, ethers, and esters
Assignee: BASF SE
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Filing: 1953-06-09
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Granted: 1956-01-03
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Expires: 1973-06-09
Abstract
No abstract record available.
Inventors
- 👤 Reppe Walter
- 👤 Friederich Herbert
- 👤 Morsch Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:29
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/10; C07C51/12; B; B01; B01J; B01J27/00; B01J27/06; C07C51/54; C07C51/56; C07C67/00; C07C67/36; C07C67/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN THE PRODUCTION OF ALIPHATIC OXYGEN COMPOUNDS BY THE ACTION OF CARBON MONOXIDE ON OXYGEN COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF SATURATED LOWER MOLECULAR ALIPHATIC ALCOHOLS, THEIR ETHERS AND THEIR ALIPHATIC MONOCARBOXYLIC ACID ESTERS AT ELEVATED TEMPERATURES AND UNDER SUPERATMOSPHERIC PRESSURE IN THE PRESENCE OF NICKEL COMPOUNDS, THE STEP WHICH COMPRISES USING AS THE CATALYST A COMPLEX COMPOUND OF A NICKEL HALIDE WITH AN ORGANIC HALIDE SELECTED FROM THE GROUP CONSISTING OF TERTIARY AND QUATERNARY AMMONIUM AND PHOSPHONIUM HALIDES.
Claim 2
Dependent Claim
80 words
IN THE PRODUCTION OF ALIPHATIC OXYGEN COMPOUNDS BY THE ACTION OF CARBON MONOXIDE ON OXYGEN COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF SATURATED LOWER MOLECULAR ALIPHATIC ALCOHOLS, THEIR ETHERS AND THEIR ALIPHATIC MONOCARBOXYLIC ACID ESTERS AT ELEVATED TEMPERATURES AND UNDER SUPERATMOSPHERIC PRESSURE IN THE PRESENCE OF NICKEL COMPOUNDS, THE STEP WHICH COMPRISES USING AS THE CATALYST A COMPLEX COMPOUND OF A NICKEL HALIDE WITH AN ORGANIC HALIDE SELECTED FROM THE GROUP CONSISTING OF TERTIARY AND QUATERNARY AMMONIUM AND PHOSPHONIUM HALIDES.
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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) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |