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Official data from INPI

PROCESSOS PARA PURIFICAR O EFLUENTE DE UMA FÁBRICA DE CELULOSE OU ASSEMELHADA E PARA PRODUZIR SOLUÇÃO COAGULANTE PARA ESSE EFLUENTE

IndeferidaInvention Patent
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Application data

Number

PI9006586

Type

Invention Patent

Filing

12/26/1990

Publication

06/11/1991
View on INPI

Progress at the INPI

Under appeal
  1. Filing12/26/90
  2. Publication06/11/91
  3. Examination10/15/91
  4. Refused11/03/98
  5. Grant
  6. In force

The application was refused by the INPI on 11/03/1998. The invention was never patented.

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Latest action published by the INPI: 11/03/1998. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aracruz Celulose S/A

RJ, BR

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Inventors

N. F. (pessoa física)

BR

Technical data

IPC Classification

C02F 1/52

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido o pedido com base no Art. 8º da LPI 9279/96.

11/03/1998

RPI 1452

Conhecimento de parecer técnico

#7.1

02/25/1998

RPI 1418

Solicitação de exame técnico

#4.1

10/15/1991

RPI 1089

Pedido de patente depositado

#2.1

06/11/1991

RPI 1071

Publicação antecipada

#3.2

06/11/1991

RPI 1071

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