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US3657384A Expired / Lapsed US ⏱️ 0.0 years remaining

Thermosetting coating compositions

Assignee: NOF Corp
•
Filing: 1969-07-28
•
Granted: 1972-04-18
•
Expires: 1989-07-28
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Abstract

Abstract THERMOSETTING COATING COMPOSITIONS COMPRISING A THERMOPLASTIC COPOLYMER (COMPONENT A) CONSISTING OF 15 TO 99% BY WEIGHT OF A MONOMER (I) HAVING THE GENERAL FORMULA CH2=C(-R1)-COO-(CH2-CH(-R2)-OOC-(1,2-PHENYLENE)-COO)N- CH2-CH(-R2)-OH WHEREIN R1 IS HYDROGEN, METHYL OR ETHYL, R2 IS HYDROGEN, METHYL OR THE CONBINATION OF HYDROGEN AND METHYL AND A IS 1 TO 3,1 TO 25% BY WEIGHT OF AN A,B-MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACID (MONOMER (II) OF ACRYLIC ACID, METHACRYLIC ACID, ITACONIC ACID OR CROTONC ACID AND 0 TO 89% BY WEIGHT OF AN A,B-MONOETHYLENICALLY UNSATURATED COMPOUND (MONOMER (III), COPOLYMERIZABLE WITH THE MONOMERS (I) AND (II) AND AN ALKYLATED AMINOPLAST (COMPONENT (B) WHICH IS A CONDENSATE OF A COMPOUND HAVING ONE OR MORE TRIAZINE RINGS IN ONE MOLECULE, FORMAIDEHYDE AND A SATURATED MONOHYDRIC ALCOHOL HAVING 1 TO 6 CARBON ATOMS, A MIXTURE RATIO OF THE COMPONENT (A) TO THE COMPONENT (B) BEING FROM 60/40 TO 50/10.

Inventors

  • 👤 Toyohiko Yoshida
  • 👤 Shinichi Wako
  • 👤 Masamitsu Koshimura
  • 👤 Junichi Matsuzaka
  • 👤 Yukinori Haruta

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 08:54
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/44; C09D5/4484; C09D133/00; C09D133/04; C09D133/14; C08; C08L; C08L61/00; C08L61/20

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-04-18 1975-10-18 1976-04-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-04-18 1979-10-18 1980-04-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-04-18 1983-10-18 1984-04-18 $7700.00 Window Closed / Lapsed

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