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Official data from INPI

SISTEMA DE CONTROLE DE MEMÓRIA INTERMEDIÁRIA

Em AnáliseInvention Patent

Application data

Number

PI8601389

Type

Invention Patent

Filing

03/26/1986

Publication

12/02/1986

Progress at the INPI

  1. Filing03/26/86
  2. Publication12/02/86
  3. Examination02/17/87
  4. Allowance07/19/94
  5. Grant03/28/95
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fujitsu Limited

JP

See this company's full portfolio

Inventors

H. O. (pessoa física)

JP

T. S. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

60-065620 · 03/29/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/17/1987

RPI 852

Publicação do pedido de patente

#3.1

12/02/1986

RPI 841

Pedido de patente depositado

#2.1

10/29/1986

RPI 836

Carta-patente expirada

#21.1

Patente extinta em 26/03/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

03/28/1995

RPI 1269

Notificação para pagamento de retribuição

#13.1

11/15/1994

RPI 1250

Deferimento

#9.1

07/19/1994

RPI 1233

Republicação - classificação IPC

#15.11

06/01/1993

RPI 1174

Exigência - art. 36 da LPI

#6.1

02/09/1993

RPI 1158

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