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US2886545A Expired / Lapsed US ⏱️ 0.0 years remaining

Thermoplastic composition plasticized with a mixed diester plasticizer of an aliphatic diol having two primary alcohol groups

Assignee: PHILIP H RHODES
•
Filing: 1954-07-21
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Granted: 1959-05-12
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Expires: 1974-07-21
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Abstract

No abstract record available.

Inventors

  • 👤 Philip H Rhodes
  • 👤 Paul L Imes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 11:58
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 182 words
A THERMOPLASTIC COMPRISING A THERMOPLASTIC BASE, PLASTICIZED WITH THE DIESTER REACTION-PRODUCT OF A MOLECULAR QUANTITY OF AN UNSUBSTITUTED ALIPHATIC DIOL HAVING TWO PRIMARY ALCOHOL GROUPS, A MOLECULAR QUANTITY OF A FIRST REACTANT SUPPLYING A MONOBASIC ACID RADICAL SELECTED FROM THE GROUP CONSISTING OF A MONOBASIC ALIPHATIC ACID RADICAL HAVING 2 TO 10 CARBON ATOMS THEREIN, AND A MONOBASIC AROMATIC ACID RADICAL HAVING 7 TO 10 CARBON ATOMS THEREIN; A MOLECULAR QUANTITY OF AN ADDITIONAL REACTANT SUPPLYING A MONOBASIC SATURATED AND A POLY-UNSATURATED FATTY ACID RADICAL, THE MAJOR PORTION OF SAID FATTLY ACID RADICAL BEIN A POLY-UNSATURATED FATTY ACID RADICAL, SAID FATTY ACID RADICAL HAVING FROM 14 TO 22 CARBON ATOMS THEREIN, SAID ADDITIONAL REACTANT SUPPLYING ABOUT 60% TO ABOUT 80% OF THE TOTAL REACTANT ACID RADICALS, SAID PERCENTAGES BEING TAKEN ON THE WEIGHT OF THE TOTAL ACID RADICALS, SAID THERMOPLASTIC BASE BEING SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, SAID CO-POLYMERS OF VINYL CHLORIDE AND VINYLIDENE CHLORIDE, SAID CO-POLYMER CONTAINING AT LEAST 70% BY WEIGHT OF THE VINYL CHLORIDE AND UP TO 30% BY WEIGHT OF THE VINYLIDENE CHLORIDE COPOLYMERIZED THEREWITH.
Claim 2
Dependent Claim 182 words
A THERMOPLASTIC COMPRISING A THERMOPLASTIC BASE, PLASTICIZED WITH THE DIESTER REACTION-PRODUCT OF A MOLECULAR QUANTITY OF AN UNSUBSTITUTED ALIPHATIC DIOL HAVING TWO PRIMARY ALCOHOL GROUPS, A MOLECULAR QUANTITY OF A FIRST REACTANT SUPPLYING A MONOBASIC ACID RADICAL SELECTED FROM THE GROUP CONSISTING OF A MONOBASIC ALIPHATIC ACID RADICAL HAVING 2 TO 10 CARBON ATOMS THEREIN, AND A MONOBASIC AROMATIC ACID RADICAL HAVING 7 TO 10 CARBON ATOMS THEREIN; A MOLECULAR QUANTITY OF AN ADDITIONAL REACTANT SUPPLYING A MONOBASIC SATURATED AND A POLY-UNSATURATED FATTY ACID RADICAL, THE MAJOR PORTION OF SAID FATTLY ACID RADICAL BEIN A POLY-UNSATURATED FATTY ACID RADICAL, SAID FATTY ACID RADICAL HAVING FROM 14 TO 22 CARBON ATOMS THEREIN, SAID ADDITIONAL REACTANT SUPPLYING ABOUT 60% TO ABOUT 80% OF THE TOTAL REACTANT ACID RADICALS, SAID PERCENTAGES BEING TAKEN ON THE WEIGHT OF THE TOTAL ACID RADICALS, SAID THERMOPLASTIC BASE BEING SELECTED FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, SAID CO-POLYMERS OF VINYL CHLORIDE AND VINYLIDENE CHLORIDE, SAID CO-POLYMER CONTAINING AT LEAST 70% BY WEIGHT OF THE VINYL CHLORIDE AND UP TO 30% BY WEIGHT OF THE VINYLIDENE CHLORIDE COPOLYMERIZED THEREWITH.

References Cited (Backward Citations)

US2637714A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-05-11 1962-11-10 1963-05-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-05-11 1966-11-10 1967-05-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-05-11 1970-11-10 1971-05-12 $7700.00 Window Closed / Lapsed

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