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US2819237A Expired / Lapsed US ⏱️ 0.0 years remaining

Aqueous dispersions of a copolymer of an ethylenically unsaturated monomer containing a primary hydroxy group and a thermosetting resin forming reaction product

Assignee: Wyeth Holdings LLC
•
Filing: 1953-09-22
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Granted: 1958-01-07
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Expires: 1973-09-22
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Abstract

No abstract record available.

Inventors

  • 👤 Jr John H Daniel

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:39
CPC Classifications
C; C09; C09D; C09D157/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 156 words
A COMPOSITION OF A MATTER COMPRISING A MIXTURE OF FROM ABOUT 10% TO ABOUT 90% BY WEIGHT OF (1) AN AQUEOUS EMULSION OF LATEX COPOLYMER OF FROM ABOUT 10% TO ABOUT 60% BY WEIGHT OF (A) A MEMBER SELECTED FROM THE GROUP CONSISTING OF A POLYMERIZABLE COMPOUND CONTAINING A -CH-=CH- GROUP AND A -CH2OH GROUP AND A POLYMERIZABLE COMPOUND CONTAINING A CH2=C< GROUP AND -CH2OH AND FROM ABOUT 90% TO ABOUT 40% BY WEIGHT OF (B) A POLYMERIZABLE COMPOUND CONTAINING A CH2=C< GROUP BUT DEVOID OF ANY HYDROXY GROUP AND FROM ABOUT 90% TO ABOUT 10% BY WEIGHT OF (2) AN AQUEOUS DISPERSION OF WATER DISPERSIBLE, FUSIBLE, THERMOSETTING RESIN FORMING REACTION PRODUCT WHEREIN SAID THERMOSETTING RESIN FORMING REACTION PRODUCT IS THE REACTION PRODUCT OF AN ALDEHYDE AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF UREA, ETHYLENEUREA, DICYANIDIAMIDE, PHENOL, RESORCINOL, CRESOL, ACETONE, METHYL ETYL KETONE, DIETHYL KETONE, MELAMINE, BENZOGUANAMINE, ACETOGUANAMINE, FORMOGUANAMINE, AMMELIDE, AMMELINE, 2,4,6-TRIETHYL-TRIAMINO-1,3,5-TRIAZINE AND 2,4,6-TRIPHENYL-TRIAMINO1,3,5-TRIAZINE.
Claim 2
Dependent Claim 156 words
A COMPOSITION OF A MATTER COMPRISING A MIXTURE OF FROM ABOUT 10% TO ABOUT 90% BY WEIGHT OF (1) AN AQUEOUS EMULSION OF LATEX COPOLYMER OF FROM ABOUT 10% TO ABOUT 60% BY WEIGHT OF (A) A MEMBER SELECTED FROM THE GROUP CONSISTING OF A POLYMERIZABLE COMPOUND CONTAINING A -CH-=CH- GROUP AND A -CH2OH GROUP AND A POLYMERIZABLE COMPOUND CONTAINING A CH2=C< GROUP AND -CH2OH AND FROM ABOUT 90% TO ABOUT 40% BY WEIGHT OF (B) A POLYMERIZABLE COMPOUND CONTAINING A CH2=C< GROUP BUT DEVOID OF ANY HYDROXY GROUP AND FROM ABOUT 90% TO ABOUT 10% BY WEIGHT OF (2) AN AQUEOUS DISPERSION OF WATER DISPERSIBLE, FUSIBLE, THERMOSETTING RESIN FORMING REACTION PRODUCT WHEREIN SAID THERMOSETTING RESIN FORMING REACTION PRODUCT IS THE REACTION PRODUCT OF AN ALDEHYDE AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF UREA, ETHYLENEUREA, DICYANIDIAMIDE, PHENOL, RESORCINOL, CRESOL, ACETONE, METHYL ETYL KETONE, DIETHYL KETONE, MELAMINE, BENZOGUANAMINE, ACETOGUANAMINE, FORMOGUANAMINE, AMMELIDE, AMMELINE, 2,4,6-TRIETHYL-TRIAMINO-1,3,5-TRIAZINE AND 2,4,6-TRIPHENYL-TRIAMINO1,3,5-TRIAZINE.

References Cited (Backward Citations)

GB628150A Cited
US2470757A Cited
US2536050A Cited
US2624722A Cited
US2681897A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-01-06 1961-07-08 1962-01-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-01-06 1965-07-08 1966-01-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-01-06 1969-07-08 1970-01-07 $7700.00 Window Closed / Lapsed

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