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Official data from INPI

PROCESSO DE GRANULAÇÃO DE PÓLVORA E PRODUTO RESULTANTE.

Em AnáliseInvention Patent
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Application data

Number

PI8704329

Type

Invention Patent

Filing

08/21/1987

Publication

03/07/1989
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Progress at the INPI

  1. Filing08/21/87
  2. Publication03/07/89
  3. Examination10/24/89
  4. Allowance01/07/97
  5. Abandoned
  6. In force

The application was allowed on 01/07/1997 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Explo Brasil S.A.

RJ, BR

Explo-Indústrias Químicas e Explosivos S.A.

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Inventors

U. S. (pessoa física)

BR

Z. R. (pessoa física)

BR

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

03/07/1989

RPI 959

Pedido de patente depositado

#2.1

11/17/1987

RPI 891

Arquivamento - Art. 38 §2° da LPI

#11.4

01/27/1998

RPI 1414

Notificação para pagamento de retribuição

#13.1

05/06/1997

RPI 1379

Deferimento

#9.1

01/07/1997

RPI 1362

Exigência - art. 36 da LPI

#6.1

04/30/1996

RPI 1326

Exigência - art. 36 da LPI

#6.1

08/08/1995

RPI 1288

Exigência - art. 36 da LPI

#6.1

08/02/1994

RPI 1235

14.7

03/02/1993

RPI 1161

14.4

02/24/1993

RPI 1160

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