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Official data from INPI

CIRCUITO PARA A GERAÇÃO DE UMA TENSÃO DE SINCRONIZAÇÃO SENOIDAL, PARA O DISPARO DE TIRISTORES.

IndeferidaInvention Patent

Application data

Number

PI8206961

Type

Invention Patent

Filing

11/30/1982

Publication

05/03/1983

Progress at the INPI

Under appeal
  1. Filing11/30/82
  2. Publication05/03/83
  3. Examination07/19/83
  4. Refused12/18/84
  5. Grant
  6. In force

The application was refused by the INPI on 12/18/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/18/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Contraves Ag.

CH

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Inventors

S. A. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

07/19/1983

RPI 665

Publicação antecipada

#3.2

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

01/25/1983

RPI 640

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