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Official data from INPI

APARELHO DE DRENAGEM

Em AnáliseInvention Patent
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Application data

Number

PI8906879

Type

Invention Patent

Filing

12/27/1989

Publication

11/06/1990
View on INPI

Progress at the INPI

  1. Filing12/27/89
  2. Publication11/06/90
  3. Examination01/08/91
  4. Allowance
  5. Grant
  6. In force

Published on 11/06/1990, 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: 07/04/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. G. (pessoa física)

MG, BR

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Inventors

O. G. (pessoa física)

BR

Technical data

IPC Classification

A61M 27/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

07/04/1995

RPI 1283

15.15

07/28/1992

RPI 1130

15.5

02/11/1992

RPI 1106

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação antecipada

#3.2

11/06/1990

RPI 1040

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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