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Official data from INPI

PROCESSO PARA PREPARACAO DE PELO MENOS UMA FRACAO FIBROSA E UMA NAO FIBROSA DE CANA DE ACUCAR

Em AnáliseInvention Patent
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Application data

Number

PI8604189

Type

Invention Patent

Filing

09/02/1986

Publication

04/28/1987
View on INPI

Progress at the INPI

  1. Filing09/02/86
  2. Publication04/28/87
  3. Examination08/15/89
  4. Allowance
  5. Grant
  6. In force

Published on 04/28/1987, 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: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. O. (pessoa física)

AU

Inventors

O. [. (pessoa física)

Technical data

IPC Classification

C13B 15/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/15/1989

RPI 982

Publicação do pedido de patente

#3.1

04/28/1987

RPI 862

Pedido de patente depositado

#2.1

03/17/1987

RPI 856

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C13C 3/00.

03/27/2018

RPI 2464

Retificação

#15.3

11/23/1993

RPI 1199

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