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Official data from INPI

APARELHO PARA A SEPARAÇÃO DE PARTÍCULAS INDESEJÁVEIS DE UM FLUXO EM SUSPENSÃO DE MATERIAL FIBROSO DE CELULOSE E PARA A DIVISÃO DO FLUXO EM SUSPENSÃO EM PELO MENOS DUAS PORÇÕES

ArquivadaInvention Patent

Application data

Number

PI9005897

Type

Invention Patent

Filing

11/21/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing11/21/90
  2. Publication09/24/91
  3. Abandoned05/18/93
  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.

Talk to a specialist

Latest action published by the INPI: 02/01/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. A. (pessoa física)

SE

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Inventors

R. H. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8903912-7 · 11/22/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

02/01/2000

RPI 1517

Exigência - art. 36 da LPI

#6.1

01/12/1999

RPI 1462

Solicitação de exame técnico

#4.1

05/18/1993

RPI 1172

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/07/1991

RPI 1066

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