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Official data from INPI

MEMORIZADOR DIGITAL.

ConcedidaInvention Patent

Application data

Number

PI8300520

Type

Invention Patent

Filing

01/24/1983

Publication

09/11/1984

Progress at the INPI

  1. Filing01/24/83
  2. Publication09/11/84
  3. Examination07/29/86
  4. Allowance04/12/88
  5. Grant09/27/88
  6. Terminated04/18/95

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Conselho Nacional de Desenvolvimento Cientifico e Tecnológico - CNPQ

SP, BR

Instituto de Pesquisas Espaciais - INPE

SP, BR

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Inventors

F. S. (pessoa física)

R. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Republicação - classificação IPC

#15.11

08/02/1988

RPI 928

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

14.1

12/23/1986

RPI 844

Solicitação de exame técnico

#4.1

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

09/11/1984

RPI 725

Pedido de patente depositado

#2.1

03/22/1983

RPI 648

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

20.4

09/04/1990

RPI 1031

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