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Official data from INPI

APARELHO PARA DESCARREGAR MATERIAL FLUENTE DE UMA CAMARA FECHADA POR INTERMEDIO DE PRESSAO DE GAS SUPER-ATMOSFERICA

ArquivadaInvention Patent

Application data

Number

PI8207800

Type

Invention Patent

Filing

07/27/1981

Publication

07/19/1983

Progress at the INPI

  1. Filing07/27/81
  2. Publication07/19/83
  3. Abandoned03/19/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/07/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DAVID LASZLO [HU]

SZABO MIKLOS [HU]

Inventors

D. [. (pessoa física)

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/07/1987

RPI 872

Exigência - art. 36 da LPI

#6.1

01/13/1987

RPI 847

Solicitação de exame técnico

#4.1

03/19/1985

RPI 752

Notificação de entrada na fase nacional - PCT

#1.3

07/19/1983

RPI 665

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