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Official data from INPI

DISPOSITIVO DE MEMÓRIA E MÓDULO DE MEMÓRIA.

Em ExigênciaInvention Patent

Application data

Number

PI8306258

Type

Invention Patent

Filing

11/14/1983

Publication

07/31/1984

Progress at the INPI

  1. Filing11/14/83
  2. Publication07/31/84
  3. Examination01/14/86
  4. Allowance05/01/90
  5. Grant11/27/90
  6. Terminated04/23/96

The patent was granted on 11/27/1990 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

Inventors

D. W. (pessoa física)

US

M. Z. (pessoa física)

US

P. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

441.968 · 11/15/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

08/29/1989

RPI 984

Deferimento

#9.1

09/06/1988

RPI 933

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

01/14/1986

RPI 795

Solicitação de exame não realizada

#4.2

08/06/1985

RPI 772

Publicação do pedido de patente

#3.1

07/31/1984

RPI 719

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Anuidade - prazo legal encerrado

#18.2

04/23/1996

RPI 1325

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

05/01/1990

RPI 1016

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