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Official data from INPI

PROCESSO DE PRODUÇÃO DE POLPA MECÂNICA OU QUIMIMECÂNICA, EM PARTICULAR POLPA DE PAPEL

Em AnáliseInvention PatentPCT · SE1990000721

Application data

Number

PI9007815

Type

Invention Patent

Filing

11/06/1990

Publication

08/25/1992

PCT

SE1990000721

Progress at the INPI

  1. Filing11/06/90
  2. Publication08/25/92
  3. Examination07/27/93
  4. Allowance
  5. Grant
  6. In force

Published on 08/25/1992, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 11/28/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stfi

SE

Inventors

B. S. (pessoa física)

SE

B. S. (pessoa física)

SE

L. H. (pessoa física)

SE

M. H. (pessoa física)

SE

P. E. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8903710-5 · 11/06/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

07/27/1993

RPI 1182

Notificação de entrada na fase nacional - PCT

#1.3

08/25/1992

RPI 1134

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