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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE N-METILBENZAMIDA

Prazo de SigiloInvention Patent
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Application data

Number

PI8904058

Type

Invention Patent

Filing

08/11/1989

Publication

03/20/1990
View on INPI

Progress at the INPI

  1. Filing08/11/89
  2. Publication03/20/90
  3. Examination06/16/92
  4. Allowance
  5. Grant
  6. In force

Published on 03/20/1990, 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

DE

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Inventors

R. E. (pessoa física)

Technical data

IPC Classification

C07C 231/02

Priority claims

DE

P3827531.7 · 08/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/07/1989

RPI 994

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C07C 103/76.

03/27/2018

RPI 2464

Retificação

#15.3

05/06/1997

RPI 1379

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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