Patent US3890359A successfully refreshed from Google Patents.
US3890359A
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Complexes containing sulphur
Assignee: Dow Silicones UK Ltd
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Filing: 1974-01-30
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Granted: 1975-06-17
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Expires: 1994-01-30
Abstract
Abstract Rhodium (III) complexes of the general formula
Inventors
- 👤 Grish Chandra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:19
CPC Classifications
C; C07; C07F; C07F15/00; C07F15/0006; C07F15/0073; C07F15/008; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0872; C07F7/0876; C07F7/0878; C07F7/0879
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
8 words
RHODIUM (III) COMPLEXES REPRESENTED BY THE GENERAL FORMULA
Claim 2
Dependent Claim
8 words
RHODIUM (III) COMPLEXES REPRESENTED BY THE GENERAL FORMULA
Claim 3
Dependent Claim
17 words
Complexes as claimed in claim 1 wherein R and R'''' each have less than 8 carbon atoms.
Claim 4
Dependent Claim
19 words
The rhodium (III) complex having the formula RhCl3(EtSCH2SiMe3)3 wherein Me and Et represent the methyl and ethyl radicals respectively.
Claim 5
Dependent Claim
19 words
The rhodium (III) complex having the formula RhCl3(EtSCH2SiMe3)3 wherein Me and Et represent the methyl and ethyl radicals respectively.
Claim 6
Dependent Claim
19 words
The rhodium (III) complex having the formula RhCl3(n-BuSCH2SiMe3)3 wherein Me and n-Bu represent the methyl and n-butyl radicals respectively.
Claim 7
Dependent Claim
19 words
The rhodium (III) complex having the formula RhCl3(n-BuSCH2SiMe3)3 wherein Me and n-Bu represent the methyl and n-butyl radicals respectively.
Claim 8
Dependent Claim
19 words
The rhodium (III) complex having the formula RhCl3(PhSCH2SiMe3)3 wherein Me and Ph represent the methyl and phenyl radicals respectively.
Claim 9
Dependent Claim
19 words
The rhodium (III) complex having the formula RhCl3(PhSCH2SiMe3)3 wherein Me and Ph represent the methyl and phenyl radicals respectively.
Claim 10
Dependent Claim
14 words
The rhodium (III) complex having the formula RhCl3((Me3SiCH2)2S)3 wherein Me represents the methyl radical.
Claim 11
Dependent Claim
14 words
The rhodium (III) complex having the formula RhCl3((Me3SiCH2)2S)3 wherein Me represents the methyl radical.
Claim 12
Dependent Claim
40 words
A process for preparing a complex as claimed in claim 1 which comprises reacting together (i) a rhodium halide RhX3 and (ii) a silicon-containing sulphide of the general formula R''R''''S, X, R'' and R'''' being as defined in claim 1.
Claim 13
Dependent Claim
19 words
A process as claimed in claim 7 wherein the reaction takes place in the presence of a polar solvent.
Claim 14
Dependent Claim
14 words
A process as claimed in claim 8 wherein the polar solvent is an alcohol.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-06-16 | 1978-12-16 | 1979-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-06-16 | 1982-12-16 | 1983-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-06-16 | 1986-12-16 | 1987-06-17 | $7700.00 | Window Closed / Lapsed |