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Official data from INPI

CÉLULAS E DISPOSITIVO DE MEMÓRIA COM LINHAS DE ACESSO COMPARTILHADAS

DeferidaInvention Patent

Application data

Number

PI8401795

Type

Invention Patent

Filing

04/17/1984

Publication

12/04/1984

Progress at the INPI

  1. Filing04/17/84
  2. Publication12/04/84
  3. Examination11/04/86
  4. Allowance07/18/89
  5. Grant01/09/90
  6. Terminated09/05/95

The patent was granted on 01/09/1990 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: 07/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

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Inventors

R. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

485.808 · 04/18/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

07/18/1989

RPI 978

6.2

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

11/04/1986

RPI 837

Publicação do pedido de patente

#3.1

12/04/1984

RPI 737

Pedido de patente depositado

#2.1

06/26/1984

RPI 714

Anuidade - prazo legal encerrado

#18.2

09/05/1995

RPI 1292

Concessão da patente

#16.1

01/09/1990

RPI 1001

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