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Official data from INPI

PRODUTO COMPÓSITO COMPORTANDO UM ENVOLTRÓRIO METÁLICO TUBULAR, PROCESSO DE REALIZAÇÃO DO MESMO E UTILIZAÇÃO DO MESMO

Em AnáliseInvention Patent

Application data

Number

PI8404206

Type

Invention Patent

Filing

08/23/1984

Publication

04/01/1986

Progress at the INPI

  1. Filing08/23/84
  2. Publication04/01/86
  3. Abandoned09/16/86
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/03/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vallourec

FR

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Inventors

M. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

02/03/1987

RPI 850

Solicitação de exame técnico

#4.1

09/16/1986

RPI 830

Publicação do pedido de patente

#3.1

04/01/1986

RPI 806

Pedido de patente depositado

#2.1

10/30/1984

RPI 732

Arquivamento - Art. 36 §1° da LPI

#11.2

11/17/1992

RPI 1146

Exigência - art. 36 da LPI

#6.1

03/24/1992

RPI 1112

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