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Official data from INPI

EXPANSOR APERFEIÇOADO DE DUPLA AÇÃO PARA VEDAÇÃO

Em AnáliseInvention Patent
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Application data

Number

PI7904515

Type

Invention Patent

Filing

07/16/1979

Publication

-
View on INPI

Progress at the INPI

  1. Filing07/16/79
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 05/14/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Parker Hannifin do Brasil Industria e Comercio Ltda

SP, BR

Inventors

O. A. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

101

05/14/1985

RPI 760

Recurso

#12.1

11/27/1984

RPI 736

Deferimento

#9.1

07/31/1984

RPI 719

Exigência - art. 36 da LPI

#6.1

12/13/1983

RPI 686

Exigência - art. 36 da LPI

#6.1

08/23/1983

RPI 670

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