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Official data from INPI

COMPOSTO, PROCESSO PARA A PREPARAÇÃO DE UM COMPOSTO COMPOSIÇÃO HERBICIDA E PROCESSO DE CONTROLAR CRESCIMENTO DE PLANTA INDESEJÁVEL

PublicadaInvention Patent

Application data

Number

PI8701754

Type

Invention Patent

Filing

04/13/1987

Publication

01/12/1988

Progress at the INPI

  1. Filing04/13/87
  2. Publication01/12/88
  3. Examination06/19/90
  4. Allowance
  5. Grant
  6. In force

Published on 01/12/1988, 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: 01/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

K. P. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/12/1988

RPI 899

Pedido de patente depositado

#2.1

07/21/1987

RPI 874

Retificação

#15.3

09/03/1991

RPI 1083

Solicitação de exame técnico

#4.1

06/19/1990

RPI 1023

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