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Official data from INPI

PROCESSO APERFEICOADO DE REDUCAO CONTINUA DE FIBRAS EM PASTA DE CELULOSE;DIGESTOR TUBULAR DE DOIS E DE MULTIPLOS ESTAGIOS

ArquivadaInvention Patent

Application data

Number

PI8305962

Type

Invention Patent

Filing

05/18/1983

Publication

02/20/1985

Progress at the INPI

  1. Filing05/18/83
  2. Publication02/20/85
  3. Abandoned07/07/87
  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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PROCESS EVALUATION DEVEL [US]

Inventors

V. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

02/28/1989

RPI 958

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

14.7

04/22/1987

RPI 861

Publicação do pedido de patente

#3.1

02/20/1985

RPI 748

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

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