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Official data from INPI

CIRCUITO LOGICO DE LIMIAR E DE SEGURANCA INTRINSECA

ConcedidaInvention Patent

Application data

Number

PI8405080

Type

Invention Patent

Filing

10/13/1983

Publication

08/20/1985

Progress at the INPI

  1. Filing10/13/83
  2. Publication08/20/85
  3. Examination09/22/87
  4. Allowance07/12/88
  5. Grant03/28/89
  6. Terminated03/03/92

The patent was granted on 03/28/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

JEUMONT SCHNEIDER [FR]

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Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Republicação - classificação IPC

#15.11

09/27/1988

RPI 936

Deferimento

#9.1

07/12/1988

RPI 925

Solicitação de exame técnico

#4.1

09/22/1987

RPI 883

Publicação do pedido de patente

#3.1

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

12/26/1984

RPI 740

Anuidade - prazo legal encerrado

#18.2

03/03/1992

RPI 1109

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