US2837551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing beta-cyanoethyltrichlorosilane
Assignee: Union Carbide Corp
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Filing: 1955-12-23
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Granted: 1958-06-03
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Expires: 1975-12-23
Abstract
No abstract record available.
Inventors
- 👤 Victor B Jex
- 👤 John E Mcmahon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:31
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A PROCESS FOR THE PRODUCTION OF BETA-CYANOETHYLTRICHLOROSILANE WHICH COMPRISES FORMING A MIXTURE OF ACRYLONITRILE AND A POLYCHLOROPOLYSILANE COMPOSED OF SILICON AND CHLORINE AND HEATING SAID MIXTURE TO A TEMPERATURE SUFFICIENTLY ELEVATED TO CAUSE SAID ACRYLONITRILE AND POLYCHLOROPOLYSILANE TO REACT.
Claim 2
Dependent Claim
39 words
A PROCESS FOR THE PRODUCTION OF BETA-CYANOETHYLTRICHLOROSILANE WHICH COMPRISES FORMING A MIXTURE OF ACRYLONITRILE AND A POLYCHLOROPOLYSILANE COMPOSED OF SILICON AND CHLORINE AND HEATING SAID MIXTURE TO A TEMPERATURE SUFFICIENTLY ELEVATED TO CAUSE SAID ACRYLONITRILE AND POLYCHLOROPOLYSILANE TO REACT.
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) | 1961-06-02 | 1961-12-02 | 1962-06-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-02 | 1965-12-02 | 1966-06-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-02 | 1969-12-02 | 1970-06-03 | $7700.00 | Window Closed / Lapsed |