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US2970150A Expired / Lapsed US ⏱️ 0.0 years remaining

Processes for the reaction of silanic hydrogen-bonded siloxanes with unsaturated organic compounds with a platinum catalyst

Assignee: Union Carbide Corp
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Filing: 1957-12-17
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Granted: 1961-01-31
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Expires: 1977-12-17
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Abstract

No abstract record available.

Inventors

  • 👤 Donald L Bailey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 00:58
CPC Classifications
C; C08; C08G; C08G77/00; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/0872; C07F7/0876; C07F7/0878; C07F7/0879; C07F7/21; C08G77/04; C08G77/38; C08G77/48; C08G77/50; C10; C10M; C10M107/00; C10M107/50; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/0415; C10M2229/05; C10M2229/051; C10M2229/0515; C10N; C10N2040/00; C10N2040/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 125 words
PROCESS FOR THE PRODUCTION OF ORGANOSILICON COMPOUNDS THAT COMPRISES FORMING A REACTION MIXTURE COMPRISING AN UNSATURATED ORGANIC COMPOUND OTHER THAN ACRYLONITRILE AND ALLYL AMINE CONTAINING AT LEAST ONE CARBON TO CARBON MULTIPLE BOND SELECTED FROM THE GROUP CONSISTING OF OLEFINIC AND ACETYLENIC BONDS, A SILOXANE FREE OF OLEFINICALLY AND ACETYLENICALLY UNSATURATED RADICALS AND CONTAINING AT LEAST ONE SILANIC HYDROGEN BOND, AND A PLATINUM CATALYST, HEATING SAID REACTION MIXTURE TO CAUSE THE ORGANIC COMPOUND AND SILOXANE TO REACT UNDER INFLUENCE OF SAID PLATINUM CATALYST TO EFFECT ADDITION OF THE SILANIC HYDROGEN BOND TO RESPECTIVE CARBON ATOMS OF THE CARBON TO CARBON MULTIPLE BOND, WITH THE PRODUCTION OF AN ORGANOSILICON ADDUCT OF SAID ORGANIC COMPOUND AND SILOXANE, AND SEPARATING AND RECOVERING SAID ADDUCT FROM THE REACTION MIXTURE.
Claim 2
Dependent Claim 125 words
PROCESS FOR THE PRODUCTION OF ORGANOSILICON COMPOUNDS THAT COMPRISES FORMING A REACTION MIXTURE COMPRISING AN UNSATURATED ORGANIC COMPOUND OTHER THAN ACRYLONITRILE AND ALLYL AMINE CONTAINING AT LEAST ONE CARBON TO CARBON MULTIPLE BOND SELECTED FROM THE GROUP CONSISTING OF OLEFINIC AND ACETYLENIC BONDS, A SILOXANE FREE OF OLEFINICALLY AND ACETYLENICALLY UNSATURATED RADICALS AND CONTAINING AT LEAST ONE SILANIC HYDROGEN BOND, AND A PLATINUM CATALYST, HEATING SAID REACTION MIXTURE TO CAUSE THE ORGANIC COMPOUND AND SILOXANE TO REACT UNDER INFLUENCE OF SAID PLATINUM CATALYST TO EFFECT ADDITION OF THE SILANIC HYDROGEN BOND TO RESPECTIVE CARBON ATOMS OF THE CARBON TO CARBON MULTIPLE BOND, WITH THE PRODUCTION OF AN ORGANOSILICON ADDUCT OF SAID ORGANIC COMPOUND AND SILOXANE, AND SEPARATING AND RECOVERING SAID ADDUCT FROM THE REACTION MIXTURE.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-01-31 1964-08-01 1965-01-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-01-31 1968-08-01 1969-01-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-01-31 1972-08-01 1973-01-31 $7700.00 Window Closed / Lapsed

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