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Patent US3646091A successfully refreshed from Google Patents.
US3646091A
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US
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Cyanoalkyl (organofunctional) silicon compounds
Assignee: General Electric Co
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Filing: 1969-07-18
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Granted: 1972-02-29
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Expires: 1989-07-18
Abstract
Abstract ORGANOFUNCTIONAL ALKYL SILICON MATERIALS ARE PROVIDED HAVING, THE ADDITION, A CYANOALKYL SUBSTITUENT. THESE COMPOUNDS ARE REPRESENTED BY THE FORMULA: (1) QZSIYY'' WHERE Q IS A CYANOALKYL RADICAL, Z IS AN ORGANOFUNCTIONAL RADICAL, AN UNSATURATED ALIPHATIC HYDROCARBON RADICAL, OR A SILALKYLENE GROUP, Y IS A HALOGEN, AND Y'' IS Y OR A MONOVALENT HYDROCARBON RADICAL FREE OF ALIPHATIC UNSATURATION. THESE ORGANOFUNCTIONAL-ALKYL SILANES CAN BE EMPLOYED AS INTERMEDIATES FOR MAKING ORGANOSILICON POLYMERS.
Inventors
- 👤 Abe Berger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:16
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/12; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/26
Claims Analysis
Total Claims: 0
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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) | 1975-02-28 | 1975-08-30 | 1976-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-28 | 1979-08-30 | 1980-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-28 | 1983-08-30 | 1984-02-29 | $7700.00 | Window Closed / Lapsed |