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Official data from INPI

CIRCUITO DE TRAVA MESTRE-ESCRAVO.

Em AnáliseInvention Patent

Application data

Number

PI8605799

Type

Invention Patent

Filing

11/26/1986

Publication

08/25/1987

Progress at the INPI

  1. Filing11/26/86
  2. Publication08/25/87
  3. Examination10/20/87
  4. Allowance03/23/93
  5. Grant08/31/93
  6. Terminated10/03/95

The patent was granted on 08/31/1993 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: 10/20/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fujitsu Limited

JP

See this company's full portfolio

Inventors

K. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

60-266462 · 11/26/1985

JP

61-062914 · 03/20/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/20/1987

RPI 887

Publicação do pedido de patente

#3.1

08/25/1987

RPI 879

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

07/13/1993

RPI 1180

Deferimento

#9.1

03/23/1993

RPI 1164

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