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Official data from INPI

APRIMORAMENTO DO PROCESSO E EQUIPAMENTO PARA INTRODUÇÃO DE MATERIAIS PULVERIZADOS E AGITAÇÃO DO BANHO METÁLICO POR SOPRO SUBMERSO EM FORNO ELÉTRICO DE AÇO

ArquivadaUtility Model

Application data

Number

MU6901601

Type

Utility Model

Filing

08/15/1989

Publication

07/02/1991

Progress at the INPI

  1. Filing08/15/89
  2. Publication07/02/91
  3. Abandoned09/28/93
  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: 10/03/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas do Estado de São Paulo

SP, BR

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Inventors

M. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/03/1995

RPI 1296

Exigência - art. 36 da LPI

#6.1

11/08/1994

RPI 1249

Solicitação de exame técnico

#4.1

09/28/1993

RPI 1191

Publicação do pedido de patente

#3.1

07/02/1991

RPI 1074

Pedido de patente depositado

#2.1

01/02/1990

RPI 1000

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