US2727902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of aliphatic oxygen compounds by carbonylation of alcohols and ethers
Assignee: BASF SE
•
Filing: 1952-12-04
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Granted: 1955-12-20
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Expires: 1972-12-04
Abstract
No abstract record available.
Inventors
- 👤 Reppe Walter
- 👤 Friederich Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:31
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/10; C07C51/12; C07C45/00; C07C45/49; C07C51/54; C07C51/56; C07C67/00; C07C67/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 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 AND THEIR ETHERS AT ELEVATED TEMPERATURES AND UNDER SUPERATMOSPHERIC PRESSURE IN THE PRESENCE OF COBALT COMPOUNDS, THE STEP WHICH COMPRISES USING AS THE CATALYST A COMPLEX COMPOUND OF A COBALT HALIDE WITH AN ORGAINC HALIDE SELECTED FROM THE GROUP CONSISTING OF TERTIARY AND QUATERNARY AMMONIUM AND PHOSPHONIUM HALIDES.
Claim 2
Dependent Claim
75 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 AND THEIR ETHERS AT ELEVATED TEMPERATURES AND UNDER SUPERATMOSPHERIC PRESSURE IN THE PRESENCE OF COBALT COMPOUNDS, THE STEP WHICH COMPRISES USING AS THE CATALYST A COMPLEX COMPOUND OF A COBALT HALIDE WITH AN ORGAINC HALIDE SELECTED FROM THE GROUP CONSISTING OF TERTIARY AND QUATERNARY AMMONIUM AND PHOSPHONIUM HALIDES.
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) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |