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Official data from INPI

DISPOSITIVO PARA ELIMINAÇÃO DE IRRUPÇÃO DE CORRENTE

ConcedidaInvention Patent

Application data

Number

PI8402797

Type

Invention Patent

Filing

06/08/1984

Publication

05/14/1985

Progress at the INPI

  1. Filing06/08/84
  2. Publication05/14/85
  3. Examination11/24/87
  4. Allowance05/02/89
  5. Grant09/26/89
  6. Terminated06/13/95

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. H. (pessoa física)

JP

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Inventors

K. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

104867/83 · 06/14/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Deferimento

#9.1

05/02/1989

RPI 967

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Retificação

#15.6

09/29/1987

RPI 884

15.2

08/04/1987

RPI 876

Publicação do pedido de patente

#3.1

05/14/1985

RPI 760

Pedido de patente depositado

#2.1

08/14/1984

RPI 721

Anuidade - prazo legal encerrado

#18.2

06/13/1995

RPI 1280

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