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Official data from INPI

INTERRUPTOR FOTON ELETRONICO

IndeferidaInvention Patent
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Application data

Number

PI8302578

Type

Invention Patent

Filing

05/13/1983

Publication

12/26/1984
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Progress at the INPI

Under appeal
  1. Filing05/13/83
  2. Publication12/26/84
  3. Examination09/17/85
  4. Refused10/27/87
  5. Grant
  6. In force

The application was refused by the INPI on 10/27/1987. The invention was never patented.

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Latest action published by the INPI: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. R. (pessoa física)

Inventors

R. [. (pessoa física)

Technical data

IPC Classification

H03K 17/78

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

02/09/1988

RPI 903

Indeferimento

#9.2

10/27/1987

RPI 888

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Publicação do pedido de patente

#3.1

12/26/1984

RPI 740

Pedido de patente depositado

#2.1

07/05/1983

RPI 663

Republicação - classificação IPC

#15.11

01/19/2010

RPI 2037

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