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Official data from INPI

DIFUSOR DE PRESSÃO E PROCESSO DE TRATAR UMA LAMA DE MATERIAL FIBROSO CELULÓSICO TRITURADO

Prazo de SigiloInvention Patent

Application data

Number

PI8902249

Type

Invention Patent

Filing

05/15/1989

Publication

01/09/1990

Progress at the INPI

  1. Filing05/15/89
  2. Publication01/09/90
  3. Abandoned02/25/92
  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: 07/04/1989. 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

195.670 · 05/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

07/04/1989

RPI 976

Arquivamento - Art. 36 §1° da LPI

#11.2

04/23/1996

RPI 1325

Exigência - art. 36 da LPI

#6.1

08/08/1995

RPI 1288

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

Publicação do pedido de patente

#3.1

01/09/1990

RPI 1001

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