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Official data from INPI

PROJETO, CONSTRUÇÃO E USO DE UNIDADE COMPACTA DE MONITORAÇÃO PARA ACOMPANHAMENTO E SIMULAÇÃO DE PROGRAMAS DE TRATAMENTO DE ÁGUAS EM SISTEMA DE RESFRIAMENTO

ArquivadaInvention Patent
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Application data

Number

PI9000172

Type

Invention Patent

Filing

01/17/1990

Publication

06/05/1990
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Progress at the INPI

  1. Filing01/17/90
  2. Publication06/05/90
  3. Abandoned01/08/91
  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: 10/05/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W.R. Grace & Co. - Conn

SP, BR

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Inventors

A. J. (pessoa física)

J. S. (pessoa física)

M. R. (pessoa física)

Technical data

IPC Classification

C02F 9/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/05/1999

RPI 1500

Exigência - art. 36 da LPI

#6.1

01/06/1998

RPI 1411

14.1

05/14/1996

RPI 1328

14.1

06/29/1993

RPI 1178

14.1

06/22/1993

RPI 1177

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação antecipada

#3.2

06/05/1990

RPI 1021

Pedido de patente depositado

#2.1

04/24/1990

RPI 1015

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