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Official data from INPI

"SISTEMA DE MEMÓRIA "CACHE" E SISTEMA DE PROCESSAMENTO DE DADOS PROVIDOS DA REFERIDA MEMÓRIA CACHE'

PublicadaInvention Patent

Application data

Number

PI8802439

Type

Invention Patent

Filing

05/18/1988

Publication

12/13/1988

Progress at the INPI

  1. Filing05/18/88
  2. Publication12/13/88
  3. Examination
  4. Allowance09/15/98
  5. Grant06/29/99
  6. Expired12/11/12

The letters patent expired on 12/11/2012: 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: 12/13/1988. 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

K. Y. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

62-120602 · 05/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/13/1988

RPI 947

Pedido de patente depositado

#2.1

10/11/1988

RPI 938

Carta-patente expirada

#21.1

Patente extinta em 29/06/2009

12/11/2012

RPI 2188

Concessão da patente

#16.1

06/29/1999

RPI 1486

Deferimento

#9.1

09/15/1998

RPI 1447

Exigência - art. 36 da LPI

#6.1

05/05/1998

RPI 1428

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