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US3133891A Expired / Lapsed US ⏱️ 0.0 years remaining

Room temperature curable siloxane compositions

Assignee: Rhone Poulenc SA
•
Filing: 1961-05-17
•
Granted: 1964-05-19
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Expires: 1981-05-17
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Abstract

No abstract record available.

Inventors

  • 👤 Ceyzeriat Louis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:09
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/06; C08G77/08; C08G77/14; C08G77/16; C08G77/20; C08G77/22; C08G77/24; C08G77/70

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 148 words
COMPOSITIONS VULCANISABLE IN THE PRESENCE OF WATER, WHICH COMPRISE A LINEAR DIORGANOPOLYSILOXANE CONSISTING OF UNITS OF THE FORMULA R2SIO IN WHICH EACH R REPRESENTS A MONOVALENT RADICAL SELECTED FROM THE GROUP CONSISTING OF HALOGENATED AND HALOGEN-FREE ALIPHATIC, ALICYCLIC AND AROMATIC HYDROCARBON RADICALS AND CONTAINING AT LEAST 0.1% BY WEIGHT OF HYDROXYL GROUPS AND ALSO COMPRISE 0.5% TO 25% BY WEIGHT, CALCULATED ON THE DIORGANOPOLYSILOXANE, OF AN ORGANOTRIACYOCYSILANE OF THE FORMULA R''SI(OCOR")3, IN WHICH R'' REPRESENTS A MONOVALENT RADICAL SELECTED FROM THE GROUP CONSISTING OF LOWER ALKYL, ALKENYL ARLY AND ARALKYL HYDROCARBON RADICALS AND R" REPRESENTS A MONOVALENT RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL, RADICALS CONTAINNG 1 TO 18 CARBON ATOMS AND ARYL RADICALS, THE SAID COMPOSITION FURTHER CONTAINING A FILLER, A SOLVENT AND AN ACCELERATOR SELECTED FROM THE GROUP CONSISTING OF OXALIC ACID, P-AMINOBENZOIC ACID, ETHANOLAMINE, MORPHOLINE, DIETHYLAMINOETHANOL, METHYLDIETHANOLAMINE, O-TOLUENE SULPHONAMIDE AND ORGANIC DERIVATIVES OF TIN.

References Cited (Backward Citations)

US2615861A Cited
US2955546A Cited
US2843555A Cited
US2999077A Cited
US3035016A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-05-19 1967-11-18 1968-05-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-05-19 1971-11-18 1972-05-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-05-19 1975-11-18 1976-05-19 $7700.00 Window Closed / Lapsed

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