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Official data from INPI

SUBSTRATO PARA PLACA DE CIRCUITO IMPRESSO, COMPOSIÇÃO LÍQUIDA, PROCESSO DE POLIMERIZAÇÃO COM ABERTURA DE ANEL, E PROCESSO PARA A PRODUÇÃO DE UMA COMPOSIÇÃO LÍQUIDA

Em AnáliseInvention Patent

Application data

Number

PI8904847

Type

Invention Patent

Filing

09/25/1989

Publication

05/08/1990

Progress at the INPI

  1. Filing09/25/89
  2. Publication05/08/90
  3. Examination07/21/92
  4. Allowance
  5. Grant
  6. In force

Published on 05/08/1990, 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: 11/21/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The B.F. Goodrich Company

US

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Inventors

D. S. (pessoa física)

G. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

248,371 · 09/23/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/21/1995

RPI 1303

Solicitação de exame técnico

#4.1

07/21/1992

RPI 1129

Publicação do pedido de patente

#3.1

05/08/1990

RPI 1017

Pedido de patente depositado

#2.1

02/13/1990

RPI 1006

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