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Official data from INPI

PROCESSO DE DIGIRIR CONTINUAMENTE MATERIAL FIBROSO CELULÓSICO TRITURADO PARA PRODUZIR POLPA DE PAPEL E APARELHO PARA O COZIMENTO CONTÍNUO DE MATERIAL FIBROSO CELULÓSICO PARA PRODUZIR POLPA DE PAPEL

Prazo de SigiloInvention Patent

Application data

Number

PI8902492

Type

Invention Patent

Filing

05/31/1989

Publication

01/16/1990

Progress at the INPI

  1. Filing05/31/89
  2. Publication01/16/90
  3. Abandoned03/03/92
  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: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kamyr AB

SE

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Inventors

J. R. (pessoa física)

O. R. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

US

200.204 · 05/31/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/11/1989

RPI 977

Arquivamento - Art. 36 §1° da LPI

#11.2

08/15/1995

RPI 1289

Exigência - art. 36 da LPI

#6.1

08/02/1994

RPI 1235

Solicitação de exame técnico

#4.1

03/03/1992

RPI 1109

Publicação do pedido de patente

#3.1

01/16/1990

RPI 1002

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