US3361780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aromatic group vi-b tricarbonyls and process for preparing same
Assignee: Ethyl Corp
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Filing: 1960-01-22
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Granted: 1968-01-02
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Expires: 1980-01-22
Abstract
No abstract record available.
Inventors
- 👤 Whiting Mark Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:14
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/22; H05B3/26; C; C07; C07F; C07F17/00; C09; C09K; C09K3/00; C09K3/16; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C23; C23C; C23C16/00; C23C16/06; C23C16/16; C10L1/301; C10L1/305; C10M; C10M2227/00; C10M2227/08; C10M2227/081; C10N; C10N2010/00; C10N2010/12; C10N2040/00; C10N2040/08; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/93; Y10S585/931
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
64 words
AS A COMPOSITION OF MATTER, A STABLE, ORGANOMETALLIC CARBONYL HAVING THE FORMUAL ARM(CO)3, WHEREIN M IS SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, MOLYBDENUM AND TUNGSTEN, AND AR IS A BENZENOID MOLECULE HAVING AN ISOLATED BENZENE NUCLEUS SUBSTITUTED WITH AT LEAST ONE RADICAL SELECTED FROM THE CLASS CONSISTING OF THE ALKOXY, ALKHYDROXY, HYDROXY, AMINO, N-ALKYLAMINO, N,N-DIALKYLAMINO, HALOGENO, ACYL, CARBOALKOXY, CARBOXY, ALKYTHIO AND CARBONATO RADICALS.
Claim 2
Dependent Claim
60 words
PROCESS FOR THE PREPARATION OF AN ARENE GROUP VI-B METAL TRICARBONYL, SAID PROCESS COMPRISING REACTING A GROUP VI-B METAL HEXACARBONYL WITH A CARBOCYCLIC AROMATIC COMPOUND HAVING AN ISOLATED BENZENE NUCLEUS, SAID AROMATIC COMPOUND HAVING AT LEAST ONE ELECTRONREPELLING SUBSTITUENT HAVING A META SIGMA CONSTANT LESS THAN +0.50 SUBSTITUTED ON SAID ISOLATED BENZENE NUCLEUS; IN THE PRESENCE OF A POLAR SOLVENT.
Claim 3
Dependent Claim
82 words
PROCESS FOR THE PREPARATION OF AN ORGANOMETALLIC CARBONYL HAVING THE FORMULA ARM(CO)3 WHEREIN M IS SELECTED FROM THE GROUP CONSISTING OF CHROMIUM, MOLYBDENUM AND TUNGSTEN, AND AR IS A BENZENOID MOLECULE HAVING AN ISOLATED BENZINE NUCLEUS SUBSTITUTED WITH AT LEAST ONE RADICAL SELECTED FROM THE CLASS CONSISTING OF THE ALKOXY, ALKHYDROXY, HYDROXY, AMINO, N-ALKYLAMINO, N,N-DIALKYLAMINO, HALOGENO, ACYL, CARBOALKOXY, ALKYLTHIO AND CARBONATO RADICALS; SAID PROCESS COMPRISING REACTING A GROUP VI-B METAL HEXACARBONYL WITH SAID BENZENOID MOLECULE IN THE PRESENCE OF A POLAR SOLVENT.
References Cited (Backward Citations)
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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) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |