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Official data from INPI

PROCESSO PARA PROSPECÇÃO GEOFÍSICA DE CORPOS DE MINÉRIOS COMPLEXOS

ConcedidaInvention Patent

Application data

Number

PI8407349

Type

Invention Patent

Filing

08/21/1984

Publication

09/23/1986

Progress at the INPI

  1. Filing08/21/84
  2. Publication09/23/86
  3. Examination06/16/87
  4. Allowance08/23/88
  5. Grant09/26/89
  6. Terminated07/04/95

The patent was granted on 09/26/1989 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 Fiziki Zemli O. Ju.Shmidta Akademii Nauk SSSR

Inventors

G. S. (pessoa física)

SU

V. L. (pessoa física)

SU

V. D. (pessoa física)

SU

Z. M. (pessoa física)

SU

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

12/13/1988

RPI 947

Deferimento

#9.1

08/23/1988

RPI 931

Solicitação de exame técnico

#4.1

06/16/1987

RPI 869

Notificação de entrada na fase nacional - PCT

#1.3

09/23/1986

RPI 831

Anuidade - prazo legal encerrado

#18.2

07/04/1995

RPI 1283

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