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Official data from INPI

PROCESSO APERFEIÇOADO PARA PRODUÇÃO DE PELOTAS DE MINÉRIO OU AGLOMERADO DE MATERIAIS MINERAIS.

Em ExigênciaInvention Patent
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Application data

Number

PI8402367

Type

Invention Patent

Filing

04/26/1984

Publication

12/17/1985
View on INPI

Progress at the INPI

  1. Filing04/26/84
  2. Publication12/17/85
  3. Examination12/26/84
  4. Allowance03/06/90
  5. Grant09/25/90
  6. Terminated04/21/92

The patent was granted on 09/25/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. M. (pessoa física)

MG, BR

Inventors

S. M. (pessoa física)

BR

Technical data

IPC Classification

C22B 1/14

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

09/19/1989

RPI 987

Exigência - art. 36 da LPI

#6.1

04/11/1989

RPI 964

Solicitação de exame técnico

#4.1

07/15/1986

RPI 821

Publicação do pedido de patente

#3.1

12/17/1985

RPI 791

Solicitação de exame técnico

#4.1

12/26/1984

RPI 740

Pedido de patente depositado

#2.1

07/31/1984

RPI 719

Anuidade - prazo legal encerrado

#18.2

04/21/1992

RPI 1116

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

06/26/1990

RPI 1024

Deferimento

#9.1

03/06/1990

RPI 1008

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