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Official data from INPI

PROCESSO E MAQUINA PARA FUNDICAO EM MOLDES POR PRESSAO

ConcedidaInvention Patent
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Application data

Number

PI8108037

Type

Invention Patent

Filing

12/11/1980

Publication

09/21/1982
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Progress at the INPI

  1. Filing12/11/80
  2. Publication09/21/82
  3. Examination10/11/83
  4. Allowance10/06/87
  5. Grant05/31/88
  6. Terminated02/04/92

The patent was granted on 05/31/1988 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INST METALOZNANIE & TECHN META [GB]

Inventors

N. D. (pessoa física)

Technical data

IPC Classification

B22D 18/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

02/09/1988

RPI 903

Deferimento

#9.1

10/06/1987

RPI 885

Exigência - art. 36 da LPI

#6.1

01/27/1987

RPI 849

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Publicação do pedido de patente

#3.1

09/21/1982

RPI 622

Pedido de patente depositado

#2.1

02/02/1982

RPI 589

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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