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Official data from INPI

SISTEMA DE DETECÇÃO E CORREÇÃO DE ERROS

Em AnáliseInvention Patent

Application data

Number

PI8406792

Type

Invention Patent

Filing

12/28/1984

Publication

10/29/1985

Progress at the INPI

  1. Filing12/28/84
  2. Publication10/29/85
  3. Examination05/20/86
  4. Allowance08/25/92
  5. Grant03/30/93
  6. Terminated09/12/95

The patent was granted on 03/30/1993 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: 05/20/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fujitsu Limited

JP

See this company's full portfolio

Inventors

M. T. (pessoa física)

JP

S. M. (pessoa física)

JP

T. I. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

58-250004 · 12/28/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/20/1986

RPI 813

Publicação do pedido de patente

#3.1

10/29/1985

RPI 784

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

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

12/29/1992

RPI 1152

Deferimento

#9.1

08/25/1992

RPI 1134

Exigência - art. 36 da LPI

#6.1

11/26/1991

RPI 1095

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