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Official data from INPI

PROCESSO E APARELHAGEM PARA FABRICAÇÃO DE EXPLOSIVO GRANULADO DA CLASSE CARBONITRATOS, A PARTIR DA FUSÃO DO NITRATO DE AMÔNIO SÓLIDO PEROLADO QUE SE AGREGA A SUBSTÂNCIAS SÓLIDAS E/OU LÍQUIDAS

Em AnáliseInvention Patent

Application data

Number

PI9004160

Type

Invention Patent

Filing

08/17/1990

Publication

03/03/1992

Progress at the INPI

  1. Filing08/17/90
  2. Publication03/03/92
  3. Examination08/03/93
  4. Allowance
  5. Grant
  6. In force

Published on 03/03/1992, 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: 09/17/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Explosivos Magnum Ltda

MG, BR

Inventors

D. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/17/1996

RPI 1346

Solicitação de exame técnico

#4.1

08/03/1993

RPI 1183

3.4

03/16/1993

RPI 1163

Publicação do pedido de patente

#3.1

03/03/1992

RPI 1109

Pedido de patente depositado

#2.1

02/26/1991

RPI 1056

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