Patent US3646089A successfully refreshed from Google Patents.
US3646089A
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Process for producing organosilicon compounds with isothiocyanate substituent bonded through divalent bridge
Assignee: General Electric Co
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Filing: 1969-01-31
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Granted: 1972-02-29
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Expires: 1989-01-31
Abstract
Abstract A PROCESS FOR FORMING ORGANOSILICON COMPOUNDS WITH AN ISTHIOCYANATE GROUP BONDED TO THE SILICON ATOM THROUGH AN ALKYLENE BRIDGE OR ALKYLENE BRIDGE HAVING SURFUR, OXYGEN NITROGEN LINKAGES BY REACTING THE CORRESPONDING AMINOALKYL-SUBSTITUTED ORGANOSILICON COMPOUND WITH CARBON DISULFIDE AND A DIALKYL CARBODIMIDE. A NEW CLASS OF ORGANOSILICON COMPOUNDS HAVING AN ISOTHIOCYANATE GROUP BONDED TO THE SILICON ATOM THROUGH AN ALKYLENE BRIDGE OR ALKYLENE BRIDGE HAVING SULFUR, OXYGEN, OR NITROGEN LINKAGES.
Inventors
- 👤 Abe Berger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 15:59
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/71; C08G18/718; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0803; C07F7/0825; C07F7/083; C07F7/10; C07F7/18; C07F7/1804; C07F7/1872; C07F7/1892
Claims Analysis
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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) | 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 |