Patent US2967171A successfully refreshed from Google Patents.
US2967171A
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Reaction of organohydrogenosilicon compounds with hydroxy compounds
Assignee: Dow Silicones Corp
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Filing: 1957-06-14
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Granted: 1961-01-03
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Expires: 1977-06-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Garrett H Barnes
- 👤 Gerald W Schweitzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/48; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C08G77/04; C08G77/38; C08G77/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE METHOD WHICH COMPRISES REACTING (1) A SILICON COMPOUND CONTAINING AT LEAST ONE HYDROGEN ATOM ATTACHED TO AT LEAST ONE SILICON ATOM PER MOLECULE, WITH (2) AN HYDROXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA ROH WHERE R IS SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACTL RADICALS FREE OF ALIPHATIC UNSATURATION, AND ALKYL, ARYL, ALKARYL, ARALKYL, HALOALKYL, AND HALOARYL RADICALS, (B) COMPOUNDS OF THE FORMULA
Claim 2
Independent Claim
71 words
THE METHOD WHICH COMPRISES REACTING (1) A SILICON COMPOUND CONTAINING AT LEAST ONE HYDROGEN ATOM ATTACHED TO AT LEAST ONE SILICON ATOM PER MOLECULE, WITH (2) AN HYDROXY COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS OF THE FORMULA ROH WHERE R IS SELECTED FROM THE GROUP CONSISTING OF CARBOXYLIC ACTL RADICALS FREE OF ALIPHATIC UNSATURATION, AND ALKYL, ARYL, ALKARYL, ARALKYL, HALOALKYL, AND HALOARYL RADICALS, (B) COMPOUNDS OF THE FORMULA
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) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |