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Official data from INPI

COMPOSICAO DE REVESTIMENTO DE UM POLIMERO ACRILICO,UM POLIMERO ACRILICO DISPERSO E UM AGENTE RETICULANTE MELAMINA ALQUILADA

Em AnáliseInvention Patent

Application data

Number

PI8505426

Type

Invention Patent

Filing

06/03/1985

Publication

12/16/1986

Progress at the INPI

  1. Filing06/03/85
  2. Publication12/16/86
  3. Examination01/24/89
  4. Allowance
  5. Grant
  6. In force

Published on 12/16/1986, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

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Inventors

A. A. (pessoa física)

H. I. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

01/24/1989

RPI 953

Publicação do pedido de patente

#3.1

12/16/1986

RPI 843

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Retificação

#15.3

10/16/1990

RPI 1037

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