US2923725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removal of organometallic halides from organometals
Assignee: Phillips Petroleum Co
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Filing: 1955-10-10
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Granted: 1960-02-02
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Expires: 1975-10-10
Abstract
No abstract record available.
Inventors
- 👤 Nowlin Gene
- 👤 Harold D Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:19
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/06; C07F5/061; C07F5/064; C07F3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A PROCESS FOR THE REMOVAL OF ORGANOMETALLIC HALIDES FROM ORGANOMETALS, SAID ORGANOMETALS CORRESPONDING TO THE FORMULA A1R3 AND SAID ORGANOMETALLIC HALIDES CORRESPONDING TO THE FORMULA RMA1XN, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL AND ARYL RADICALS AND SAID R CONTAINS FROM 1 TO 12, INCLUSIVE, CARBON ATOMS, X IS A HALOGEN, AND M AND N ARE INTEGERS, THE SUM OF M AND N BEING EQUAL TO 3, WHICH COMPRISES ADDING AN AMINE CONTAINING ONLY HYDROGEN, CARBON AND NITROGEN ATOMS AND FREE OF ALIPHATIC UNSATURATION, SAID AMINE BEING SELECTED FROM THE GROUP CONSISTING OF PRIMARY, SECONDARY AND TERTIARY AMINES, TO AN ORGANOMETAL CORRESPONDING TO THE FORMULA AIR3, SAID ORGANOMETAL CONTAINING A ORGANOMETALLIC HALIDE CORRESPONDING TO THE FORMULA RMA1XN, AT LEAST ONE MOL OF SAID AMINE BEING ADDED PER MOL OF SAID ORGANOMETALLIC HALIDE, MAINTAINING CONDITIONS SUCH THAT SAID AMINE REACTS WITH SAID ORGANOMETALLIC HALIDE, AND SEPARATING SAID ORGANOMETAL FROM THE ORGANOMETALLIC HALIDE-AMINE COMPLEX SO FORMED.
Claim 2
Dependent Claim
160 words
A PROCESS FOR THE REMOVAL OF ORGANOMETALLIC HALIDES FROM ORGANOMETALS, SAID ORGANOMETALS CORRESPONDING TO THE FORMULA A1R3 AND SAID ORGANOMETALLIC HALIDES CORRESPONDING TO THE FORMULA RMA1XN, WHEREIN R IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL, CYCLOALKYL AND ARYL RADICALS AND SAID R CONTAINS FROM 1 TO 12, INCLUSIVE, CARBON ATOMS, X IS A HALOGEN, AND M AND N ARE INTEGERS, THE SUM OF M AND N BEING EQUAL TO 3, WHICH COMPRISES ADDING AN AMINE CONTAINING ONLY HYDROGEN, CARBON AND NITROGEN ATOMS AND FREE OF ALIPHATIC UNSATURATION, SAID AMINE BEING SELECTED FROM THE GROUP CONSISTING OF PRIMARY, SECONDARY AND TERTIARY AMINES, TO AN ORGANOMETAL CORRESPONDING TO THE FORMULA AIR3, SAID ORGANOMETAL CONTAINING A ORGANOMETALLIC HALIDE CORRESPONDING TO THE FORMULA RMA1XN, AT LEAST ONE MOL OF SAID AMINE BEING ADDED PER MOL OF SAID ORGANOMETALLIC HALIDE, MAINTAINING CONDITIONS SUCH THAT SAID AMINE REACTS WITH SAID ORGANOMETALLIC HALIDE, AND SEPARATING SAID ORGANOMETAL FROM THE ORGANOMETALLIC HALIDE-AMINE COMPLEX SO FORMED.
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) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |