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Official data from INPI

APERFEICOAMENTO NOS CINEMATISMOS DE ARTICULACAO BIELA-PISTAO,PARA MOTORES DE COMBUSTAO INTERNA

IndeferidaInvention Patent
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Application data

Number

PI7700939

Type

Invention Patent

Filing

02/19/1976

Publication

-
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Progress at the INPI

Under appeal
  1. Filing02/19/76
  2. Publication
  3. Examination
  4. Refused05/04/82
  5. Grant
  6. In force

The application was refused by the INPI on 05/04/1982. The invention was never patented.

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Latest action published by the INPI: 05/04/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. I. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/04/1982

RPI 602

Conhecimento de parecer técnico

#7.1

11/10/1981

RPI 577

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