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Official data from INPI

CIRCUITO LIMITADOR DE CORRENTE DE SOBRETENSÃO

Em AnáliseInvention Patent
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Application data

Number

PI8602885

Type

Invention Patent

Filing

06/23/1986

Publication

02/17/1987
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Progress at the INPI

Under appeal
  1. Filing06/23/86
  2. Publication02/17/87
  3. Examination05/16/89
  4. Refused08/18/92
  5. Grant
  6. In force

The application was refused by the INPI on 08/18/1992. The invention was never patented.

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Latest action published by the INPI: 05/16/1989. 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

H02H 9/04

Priority claims

JP

60-140156 · 06/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/16/1989

RPI 969

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Indeferimento

#9.2

08/18/1992

RPI 1133

Conhecimento de parecer técnico

#7.1

08/20/1991

RPI 1081

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