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Official data from INPI

SISTEMA DE INJEÇÃO DE OXIGÊNIO NOS MAÇARICOS DOS FORNOS SIEMENS-MARTINS.

PublicadaUtility Model

Application data

Number

MU6100362

Type

Utility Model

Filing

03/23/1981

Publication

11/03/1982

Progress at the INPI

  1. Filing03/23/81
  2. Publication11/03/82
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was published in the RPI gazette on 11/03/1982 and is now open to any interested party. It moves on to technical examination at the INPI.

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Latest action published by the INPI: 11/03/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Siderúrgica Nacional - CSN

RJ, BR

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Inventors

B. D. (pessoa física)

F. (pessoa física)

F. B. (pessoa física)

H. G. (pessoa física)

J. D. (pessoa física)

P. (pessoa física)

S. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

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