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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8108992

Type

Invention Patent

Filing

09/30/1981

Publication

03/01/1983

Progress at the INPI

  1. Filing09/30/81
  2. Publication03/01/83
  3. Examination09/25/84
  4. Allowance12/03/85
  5. Grant03/17/87
  6. Terminated03/19/96

The patent was granted on 03/17/1987 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: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Geophysical Company Of Norway M/S.

NO

Inventors

H. [. (pessoa física)

K. [. (pessoa física)

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/17/1987

RPI 856

14.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

03/05/1985

RPI 750

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Notificação de entrada na fase nacional - PCT

#1.3

03/01/1983

RPI 645

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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