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Official data from INPI

COMUTADOR FOTOELETRÔNICO

Prazo de SigiloInvention Patent
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Application data

Number

PI8804021

Type

Invention Patent

Filing

07/29/1988

Publication

03/20/1990
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Progress at the INPI

  1. Filing07/29/88
  2. Publication03/20/90
  3. Examination07/02/91
  4. Allowance03/07/95
  5. Abandoned
  6. In force

The application was allowed on 03/07/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 01/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. L. (pessoa física)

SP, BR

Companhia Paulista de Força e Luz - CPFL

SP, BR

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Inventors

M. T. (pessoa física)

Technical data

IPC Classification

H01H 19/38

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Arquivamento - Art. 38 §2° da LPI

#11.4

09/03/1996

RPI 1344

Notificação para pagamento de retribuição

#13.1

08/08/1995

RPI 1288

Deferimento

#9.1

03/07/1995

RPI 1266

Exigência - art. 36 da LPI

#6.1

08/30/1994

RPI 1239

Solicitação de exame técnico

#4.1

07/02/1991

RPI 1074

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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