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Official data from INPI

PROCESSO E DISPOSITIVO PARA INSUFLACAO DE CARVAO PULVERIZADO A SER QUEIMADO NO INTERIOR DE UM FORNO INDUSTRIAL

ArquivadaInvention Patent
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Application data

Number

PI8403597

Type

Invention Patent

Filing

07/19/1983

Publication

06/25/1985
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Progress at the INPI

  1. Filing07/19/83
  2. Publication06/25/85
  3. Abandoned06/02/87
  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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KUETTNER GMBH & CO KG DR [DE]

Inventors

B. H. (pessoa física)

H. (pessoa física)

Technical data

IPC Classification

F23K 3/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/30/1988

RPI 932

Exigência - art. 36 da LPI

#6.1

02/02/1988

RPI 902

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

06/25/1985

RPI 766

Pedido de patente depositado

#2.1

09/25/1984

RPI 727

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