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Official data from INPI

PROCESSO PARA INJETAR CARVAO VEGETAL PULVERIZADO ATRAVES DE ALGARAVIZES DE ALTOS-FORNOS

ConcedidaInvention Patent

Application data

Number

PI7903707

Type

Invention Patent

Filing

06/05/1979

Publication

-

Progress at the INPI

  1. Filing06/05/79
  2. Publication
  3. Examination10/05/82
  4. Allowance05/19/87
  5. Grant09/29/87
  6. Terminated09/25/90

The patent was granted on 09/29/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. A. (pessoa física)

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Inventors

A. P. (pessoa física)

B. R. (pessoa física)

D. M. (pessoa física)

D. J. (pessoa física)

P. F. (pessoa física)

Pessoa física

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

08/11/1987

RPI 877

100

05/19/1987

RPI 865

120

08/12/1986

RPI 825

Petição de recurso

#12.2

10/23/1984

RPI 731

Indeferimento

#9.2

06/26/1984

RPI 714

Solicitação de exame técnico

#4.1

10/05/1982

RPI 624

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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