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Official data from INPI

COMPOSTO, PROCESSO PARA PREPARAÇÃO DO MESMO, COMPOSIÇÃO HERBICIDA E, MÉTODO D E COMBATE AO CRESCIMENTO DE PLANTAS INDESEJÁVEIS

PublicadaInvention Patent

Application data

Number

PI8804986

Type

Invention Patent

Filing

09/27/1988

Publication

05/02/1989

Progress at the INPI

  1. Filing09/27/88
  2. Publication05/02/89
  3. Abandoned07/09/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/02/1989. 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

R. S. (pessoa física)

GB

T. G. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8722838 · 09/29/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

02/08/1989

RPI 955

Arquivamento - Art. 36 §1° da LPI

#11.2

09/17/1996

RPI 1346

Exigência - art. 36 da LPI

#6.1

12/12/1995

RPI 1306

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

07/09/1991

RPI 1075

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