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Official data from INPI

PROCESSO PARA FAZER UM DRENO VERTICAL NO FUNDO DE UMA MASSA D'AGUA E DISPOSITIVO PARA REALIZAR O PROCESSO

Em AnáliseInvention Patent
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Application data

Number

PI8207344

Type

Invention Patent

Filing

12/17/1981

Publication

10/18/1983
View on INPI

Progress at the INPI

  1. Filing12/17/81
  2. Publication10/18/83
  3. Examination11/26/85
  4. Allowance03/17/87
  5. Grant09/29/87
  6. Terminated11/29/88

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.

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Latest action published by the INPI: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

JUHOLA MAUNO OLAVI [FI]

Inventors

J. [. (pessoa física)

Technical data

IPC Classification

E02D 15/08E02D 17/18

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/29/1988

RPI 945

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

07/14/1987

RPI 873

Deferimento

#9.1

03/17/1987

RPI 856

14.1

08/05/1986

RPI 824

14.1

07/29/1986

RPI 823

Solicitação de exame técnico

#4.1

11/26/1985

RPI 788

Publicação do pedido de patente

#3.1

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

02/08/1983

RPI 642

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