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US3129177A Expired / Lapsed US ⏱️ 0.0 years remaining

New process for preparing siliceous amino compounds

Assignee: Nopco Chemical Co
•
Filing: 1961-09-18
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Granted: 1964-04-14
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Expires: 1981-09-18
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Frederick J Ihde
  • 👤 Altscher Siegfried

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 10:32
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/113; C01B33/12; C01B33/14; C01B33/141; C01B33/142; C01B33/143; C07; C07F; C07F7/00; C07F7/02; C07F7/025

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 205 words
IN A PROCESS FOR PREPARING SILICEOUS AMINO COMPOUNDS BY REACTING PARTIAL AMIDE SALTS WITH AT LEAST STOICHIOMETRIC AMOUNTS OF AT LEAST ONE WATER-SOLUBLE SILICATE SATL SELECTED FROM THE CLASS CONSISTING OF POTASSIUM SILICATES, AMMONIUM SILICATES AND SODIUM SILICATES AND THEREAFTER REMOVING WATER FROM THE RESULTING SLURRY, THE IMPROVEMENT COMPRISING UTILIZING AS SAID PARTIAL AMIDE SALTS, A MIXTURE OF SALTS OF SHORT CHAIN PARTIAL AMIDES AND LONG CHAIN PARTIAL AMIDES, SAID SHORT CHAIN PARTIAL AMIDE PREPARED BY REACTING A POLYAMIDE WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC MONOCARBOXYLIC ACIDS, ACYL HALIDES AND GLYCERIDES CONTAINING THE RADICAL RCO-, SAID R REPRESENTING A CARBON CHAIN LENGTH OF FROM 3 TO 4 CARBON ATOMS AND SAID LONG CHAING PARTIAL AMIDE PREPARED BY REACTING A POLYAMINE WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC MONOCARBOXYLIC ACIDS, ACYL HALIDES AND GLYCERIDES CONTAINING THE RADICAL RCO-, SAID R REPRESENTING A CARBON CHAIN LENGTH OF AT LEAST 11 CARBON ATOMS, SAID MIXTURE OF SALTS OF SHORT CHAIN PARTIAL AMIDE AND LONG CHAIN PARTIAL AMIDE BEING FORMED FROM A MIXTURE OF FROM ABOUT ONE TO NINE PARTS BY WEIGHT OF SAID SHORT CHAIN PARTIAL AMIDE TO ABOUT NINE TO ONE PART BY WEIGHT OF SAID LONG CHAIN PARTIAL AMIDE.
Claim 2
Dependent Claim 205 words
IN A PROCESS FOR PREPARING SILICEOUS AMINO COMPOUNDS BY REACTING PARTIAL AMIDE SALTS WITH AT LEAST STOICHIOMETRIC AMOUNTS OF AT LEAST ONE WATER-SOLUBLE SILICATE SATL SELECTED FROM THE CLASS CONSISTING OF POTASSIUM SILICATES, AMMONIUM SILICATES AND SODIUM SILICATES AND THEREAFTER REMOVING WATER FROM THE RESULTING SLURRY, THE IMPROVEMENT COMPRISING UTILIZING AS SAID PARTIAL AMIDE SALTS, A MIXTURE OF SALTS OF SHORT CHAIN PARTIAL AMIDES AND LONG CHAIN PARTIAL AMIDES, SAID SHORT CHAIN PARTIAL AMIDE PREPARED BY REACTING A POLYAMIDE WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC MONOCARBOXYLIC ACIDS, ACYL HALIDES AND GLYCERIDES CONTAINING THE RADICAL RCO-, SAID R REPRESENTING A CARBON CHAIN LENGTH OF FROM 3 TO 4 CARBON ATOMS AND SAID LONG CHAING PARTIAL AMIDE PREPARED BY REACTING A POLYAMINE WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC MONOCARBOXYLIC ACIDS, ACYL HALIDES AND GLYCERIDES CONTAINING THE RADICAL RCO-, SAID R REPRESENTING A CARBON CHAIN LENGTH OF AT LEAST 11 CARBON ATOMS, SAID MIXTURE OF SALTS OF SHORT CHAIN PARTIAL AMIDE AND LONG CHAIN PARTIAL AMIDE BEING FORMED FROM A MIXTURE OF FROM ABOUT ONE TO NINE PARTS BY WEIGHT OF SAID SHORT CHAIN PARTIAL AMIDE TO ABOUT NINE TO ONE PART BY WEIGHT OF SAID LONG CHAIN PARTIAL AMIDE.

References Cited (Backward Citations)

US2967828A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-14 1967-10-14 1968-04-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-14 1971-10-14 1972-04-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-14 1975-10-14 1976-04-14 $7700.00 Window Closed / Lapsed

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