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Official data from INPI

PROCESSOS PARA A PREPARACAO DE OLIGOMEROS HIDROXIAROMATICOS CONTENDO GRUPOS TRIAZINA E PARA A PREPARACAO DE RESINAS EPOXI A PARTIR DOS OLIGOMEROS

Em AnáliseInvention Patent

Application data

Number

PI8407148

Type

Invention Patent

Filing

10/31/1983

Publication

10/08/1985

Progress at the INPI

  1. Filing10/31/83
  2. Publication10/08/85
  3. Abandoned09/01/87
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

See this company's full portfolio

Inventors

H. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

11/08/1988

RPI 942

Exigência - art. 36 da LPI

#6.1

06/21/1988

RPI 922

Solicitação de exame técnico

#4.1

09/01/1987

RPI 880

Notificação de entrada na fase nacional - PCT

#1.3

10/08/1985

RPI 781

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