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Official data from INPI

DISPOSITIVO DE CONEXAO ELETRICA NUMA CABECA DE POCO SUBMARINO

ConcedidaInvention Patent

Application data

Number

PI8300139

Type

Invention Patent

Filing

01/14/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing01/14/82
  2. Publication10/04/83
  3. Examination10/15/85
  4. Allowance07/14/87
  5. Grant11/24/87
  6. Terminated04/18/95

The patent was granted on 11/24/1987 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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ELF AQUITAINE [FR]

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Inventors

C. A. (pessoa física)

F. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/24/1987

RPI 892

Deferimento

#9.1

07/14/1987

RPI 873

Republicação - classificação IPC

#15.11

06/30/1987

RPI 871

Solicitação de exame técnico

#4.1

10/15/1985

RPI 782

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

03/01/1983

RPI 645

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

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