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Official data from INPI

PROCESSO DE OBTENÇÃO DE TUBOS

Em AnáliseUtility Model

Application data

Number

MU6701477

Type

Utility Model

Filing

07/24/1987

Publication

11/10/1987

Progress at the INPI

Under appeal
  1. Filing07/24/87
  2. Publication11/10/87
  3. Examination12/29/87
  4. Refused03/17/92
  5. Grant
  6. In force

The application was refused by the INPI on 03/17/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tequisa Tubos Inoxidáveis Ltda

SP, BR

Inventors

A. T. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/29/1987

RPI 897

Publicação antecipada

#3.2

11/10/1987

RPI 890

Pedido de patente depositado

#2.1

11/03/1987

RPI 889

Indeferimento

#9.2

03/17/1992

RPI 1111

14.4

03/20/1990

RPI 1010

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