US3032569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of organometallic compounds
Assignee: Union Carbide Corp
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Filing: 1956-04-09
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Granted: 1962-05-01
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Expires: 1976-04-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Donald C Freeman
- 👤 Jr Tudor L Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:57
CPC Classifications
C; C07; C07C; C07C17/00; C07F; C07F17/00; C07F17/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A PROCESS FOR THE PRODUCTION OF ORGANO-METALLIC COMPOUNDS WHICH COMPRISES VAPORIZING A VAPORIZABLE HALIDE OF A 3D ORBITAL SERIES TRANSITION ELEMENT, INTRODUCING THE VAPOR INTO A REACTION ZONE CONTAINING VAPOR OF A CYCLOPENTADIENE HAVING A REACTIVE HYDROGEN ON THE METHYLENE CARBON ATOM AND SELECTED FROM THE GROUP CONSISTING OF CYCLOPENTADIENE, INDENE, AND THEIR LOWER ALKYL, LOWER ALKENYL, PHENYL AND BENZYL DERIVATIVES, AND MAINTAINED AT BETWEEN ABOUT 150*C. AND ABOUT 600*C., AND WITHDRAWING ORGANO-METALLIC REACTION PRODUCT FROM SAID REACTION ZONE.
Claim 2
Dependent Claim
79 words
A PROCESS FOR THE PRODUCTION OF ORGANO-METALLIC COMPOUNDS WHICH COMPRISES VAPORIZING A VAPORIZABLE HALIDE OF A 3D ORBITAL SERIES TRANSITION ELEMENT, INTRODUCING THE VAPOR INTO A REACTION ZONE CONTAINING VAPOR OF A CYCLOPENTADIENE HAVING A REACTIVE HYDROGEN ON THE METHYLENE CARBON ATOM AND SELECTED FROM THE GROUP CONSISTING OF CYCLOPENTADIENE, INDENE, AND THEIR LOWER ALKYL, LOWER ALKENYL, PHENYL AND BENZYL DERIVATIVES, AND MAINTAINED AT BETWEEN ABOUT 150*C. AND ABOUT 600*C., AND WITHDRAWING ORGANO-METALLIC REACTION PRODUCT FROM SAID REACTION ZONE.
References Cited (Backward Citations)
US2791597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-30 | 1965-10-30 | 1966-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-30 | 1969-10-30 | 1970-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-30 | 1973-10-30 | 1974-05-01 | $7700.00 | Window Closed / Lapsed |