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Official data from INPI

PROCESSO PARA INJETAR UM FLUIDO NUMA FORMAÇÃO GEOLÓGICA

Em AnáliseInvention Patent

Application data

Number

PI8406663

Type

Invention Patent

Filing

12/21/1984

Publication

10/22/1985

Progress at the INPI

  1. Filing12/21/84
  2. Publication10/22/85
  3. Examination09/29/87
  4. Allowance05/30/89
  5. Grant01/09/90
  6. Terminated09/12/95

The patent was granted on 01/09/1990 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut Français du Petrole

FR

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Inventors

C. G. (pessoa física)

FR

H. P. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

83/20 809 · 12/23/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/26/1989

RPI 988

Deferimento

#9.1

05/30/1989

RPI 971

6.2

07/12/1988

RPI 925

Solicitação de exame técnico

#4.1

09/29/1987

RPI 884

Publicação do pedido de patente

#3.1

10/22/1985

RPI 783

Pedido de patente depositado

#2.1

03/19/1985

RPI 752

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

01/09/1990

RPI 1001

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