(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

SISTEMA VETORIAL DE PROCESSAMENTO DE DADOS

Em AnáliseInvention Patent

Application data

Number

PI8404846

Type

Invention Patent

Filing

09/26/1984

Publication

08/13/1985

Progress at the INPI

  1. Filing09/26/84
  2. Publication08/13/85
  3. Examination11/19/85
  4. Allowance01/02/90
  5. Grant08/28/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 11/19/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fujitsu Limited

JP

See this company's full portfolio

Inventors

Y. O. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

58-177748 · 09/26/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/19/1985

RPI 787

Publicação do pedido de patente

#3.1

08/13/1985

RPI 773

Pedido de patente depositado

#2.1

12/04/1984

RPI 737

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era G06F 15/347.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

Patente extinta em 26/09/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

08/28/1990

RPI 1030

Notificação para pagamento de retribuição

#13.1

04/24/1990

RPI 1015

Deferimento

#9.1

01/02/1990

RPI 1000

Related

From the same holder

Same category

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.