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Official data from INPI

PROCESSO DE FABRICAÇÃO DE DISCO DE REFINAÇÃO DE PAPEL E CELULOSE ATRAVÉS DE FUNDIÇÃO E SOLDA

Em AnáliseInvention Patent

Application data

Number

PI9004564

Type

Invention Patent

Filing

09/06/1990

Publication

02/26/1991

Progress at the INPI

  1. Filing09/06/90
  2. Publication02/26/91
  3. Examination07/23/91
  4. Allowance
  5. Grant
  6. In force

Published on 02/26/1991, 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

L. G. (pessoa física)

SP, BR

P. P. (pessoa física)

SP, BR

Inventors

L. G. (pessoa física)

BR

P. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

11/28/1995

RPI 1304

Solicitação de exame técnico

#4.1

07/23/1991

RPI 1077

Publicação antecipada

#3.2

02/26/1991

RPI 1056

Pedido de patente depositado

#2.1

02/19/1991

RPI 1055

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