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Official data from INPI

COMUTADOR ELETRÔNICO AUTOMÁTICO DE FACHO DE FARÓIS

PublicadaInvention Patent
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Application data

Number

PI8705288

Type

Invention Patent

Filing

10/06/1987

Publication

04/25/1989
View on INPI

Progress at the INPI

  1. Filing10/06/87
  2. Publication04/25/89
  3. Examination12/18/90
  4. Allowance01/18/94
  5. Grant06/28/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. L. (pessoa física)

SP, BR

Inventors

J. L. (pessoa física)

BR

Technical data

IPC Classification

H05B 37/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/25/1989

RPI 966

Pedido de patente depositado

#2.1

12/29/1987

RPI 897

Carta-patente expirada

#21.1

Patente extinta em 06/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/28/1994

RPI 1230

Deferimento

#9.1

01/18/1994

RPI 1207

Retificação

#15.6

10/05/1993

RPI 1192

Retificação

#15.3

05/11/1993

RPI 1171

Solicitação de exame técnico

#4.1

12/18/1990

RPI 1046

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