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Official data from INPI

APERFEIÇOAMENTO EM OXIGENADOR

ArquivadaUtility Model
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Application data

Number

MU7302167

Type

Utility Model

Filing

10/25/1993

Publication

06/20/1995
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Progress at the INPI

  1. Filing10/25/93
  2. Publication06/20/95
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 10/25/1993 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/28/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. D. (pessoa física)

RS, BR

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Inventors

R. D. (pessoa física)

BR

Technical data

IPC Classification

C02F 1/74

Abstract

O presente Modelo de Utilidade trata de um aperfeiçoamento em oxigenador para tratamento de águas poluídas, do Setor de Engenharia Hidráulica. O aperfeiçoamento desenvolvido trata-se da incorporação de uma turbina que injeta ar no fluxo da água bombeada com a finalidade de aumentar a oxigenação da mesma.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

03/28/2000

RPI 1525

Publicação do pedido de patente

#3.1

06/20/1995

RPI 1281

Pedido de patente depositado

#2.1

01/25/1994

RPI 1208

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