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Official data from INPI

PROCESSO DE OBTENÇÃO DE INSUMOS SIDERÚRGICOS

Arquivada/ExtintaInvention Patent
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Application data

Number

PI9002780

Type

Invention Patent

Filing

06/08/1990

Publication

12/10/1991
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Progress at the INPI

  1. Filing06/08/90
  2. Publication12/10/91
  3. Abandoned05/04/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/18/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. L. (pessoa física)

MG, BR

P. K. (pessoa física)

MG, BR

Inventors

A. L. (pessoa física)

BR

P. K. (pessoa física)

BR

Technical data

IPC Classification

C22B 1/248

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente a 7ª, 8ª, 9ª e 10ª anuidade

04/18/2000

RPI 1528

8.1

Referente a 7ª e 8ª anuidade

12/22/1998

RPI 1459

Retificação

#15.6

04/02/1996

RPI 1322

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

05/04/1993

RPI 1170

Publicação do pedido de patente

#3.1

12/10/1991

RPI 1097

Pedido de patente depositado

#2.1

10/30/1990

RPI 1039

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