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US3083188A Expired / Lapsed US ⏱️ 0.0 years remaining

Detergent condensation polymers

Assignee: California Research LLC
•
Filing: 1959-06-22
•
Granted: 1963-03-26
•
Expires: 1979-06-22
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Abstract

No abstract record available.

Inventors

  • 👤 Frank A Stuart
  • 👤 William T Stewart
  • 👤 Frank W Kavanagh

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 09:36
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/234; C10L1/238; C10L1/2383; C10L1/2387; C08; C08G; C08G69/00; C08G69/40; C10M; C10M149/00; C10M149/12; C10M149/14; C10M149/18; C11; C11D; C11D1/00; C11D1/008; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2221/00; C10M2221/02; Y; Y10; Y10S; Y10S516/00; Y10S516/01

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 183 words
POLYGLYCOL SUBSTITUTED LINEAR POLYAMIDES OF (A) A POLYETHYLENE GLYCOL ETHER OF DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OF TARTRONIC ACID, MALEIC ACID, TARTARIC ACID, A,B,R,-TRIHYDROXY GLUTARIC ACID, MUCIC ACID, MESOXALIC ACID AND CITRAMALIC ACID, (B) A DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OG OXALIC ACID, MALONIC ACID, PLUTARIC ACID, ADIPIC ACID, SEBACIC ACID, AZELAI ACID, PHATHALIC ACID, ISOPHTHALIC ACID, TEREPHTHALIC ACID, SUCCINIC ACID, DILINOLEIC ACID, DIOLEIC ACID, HYDROGENATED DILINOLEIC ACID, ALKYL, ALKENYL AND ALKOXY SUCCINIC AND MALONIC ACIDS IN WHICH THE ALKYL AND ALKENYL GROUPS HAVE 8 TO 300 CARBON ATOMS, AND (C) A POLYAMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE, 1.3-PROPYLENE DIAMINE, 1,6-DIAMINOHEXANE, N,N''-DIOCTYL-1, 6-DIAMINOHEXANE, PHENYLENE DIAMINE AND 1,2-BUTANE DIAMINE, SAID POLYAMIDES CONTAINING FROM ABOUT 40 TO ABOUT 96% BY WEIGHT OF ALIPHATIC HYDRUCARBON OIL-SOLUBULIZING GROUPS AND FROM ABOUT 4 TO ABOUT 60% BY WEIGHT OF POLYCLYCOL GROUPS, SAID POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 220 AND 30,000, SAID POLYAMIDES HAVING A TOTAL MOLECULAR WEIGHT OF AT LEAST 5,000 AS MEASURED BY THE LIGHT SCATTERING METHOD AND A SULUBILITY IN OIL OF AT LEAST 0.5% WEIGHT.
Claim 2
Dependent Claim 183 words
POLYGLYCOL SUBSTITUTED LINEAR POLYAMIDES OF (A) A POLYETHYLENE GLYCOL ETHER OF DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OF TARTRONIC ACID, MALEIC ACID, TARTARIC ACID, A,B,R,-TRIHYDROXY GLUTARIC ACID, MUCIC ACID, MESOXALIC ACID AND CITRAMALIC ACID, (B) A DIBASIC ACID SELECTED FROM THE GROUP CONSISTING OG OXALIC ACID, MALONIC ACID, PLUTARIC ACID, ADIPIC ACID, SEBACIC ACID, AZELAI ACID, PHATHALIC ACID, ISOPHTHALIC ACID, TEREPHTHALIC ACID, SUCCINIC ACID, DILINOLEIC ACID, DIOLEIC ACID, HYDROGENATED DILINOLEIC ACID, ALKYL, ALKENYL AND ALKOXY SUCCINIC AND MALONIC ACIDS IN WHICH THE ALKYL AND ALKENYL GROUPS HAVE 8 TO 300 CARBON ATOMS, AND (C) A POLYAMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE, 1.3-PROPYLENE DIAMINE, 1,6-DIAMINOHEXANE, N,N''-DIOCTYL-1, 6-DIAMINOHEXANE, PHENYLENE DIAMINE AND 1,2-BUTANE DIAMINE, SAID POLYAMIDES CONTAINING FROM ABOUT 40 TO ABOUT 96% BY WEIGHT OF ALIPHATIC HYDRUCARBON OIL-SOLUBULIZING GROUPS AND FROM ABOUT 4 TO ABOUT 60% BY WEIGHT OF POLYCLYCOL GROUPS, SAID POLYETHYLENE GLYCOL HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 220 AND 30,000, SAID POLYAMIDES HAVING A TOTAL MOLECULAR WEIGHT OF AT LEAST 5,000 AS MEASURED BY THE LIGHT SCATTERING METHOD AND A SULUBILITY IN OIL OF AT LEAST 0.5% WEIGHT.

References Cited (Backward Citations)

US2191556A Cited
US2574544A Cited
US2835653A Cited
US2836579A Cited
US2875059A Cited
US2880196A Cited
US2893974A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-03-25 1966-09-24 1967-03-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-03-25 1970-09-24 1971-03-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-03-25 1974-09-24 1975-03-26 $7700.00 Window Closed / Lapsed

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