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Official data from INPI

COMPOSIÇÃO HERBICIDA; PROCESSO DE CONTROLE SELETIVO DE ERVAS DANINHAS GRAMÍNEAS NA PRESENÇA DE CULTURAS DE FOLHAS LARGAS; E PROCESSO PARA A PREPARAÇÃO DE UM COMPOSTO HERBICIDA.

Em AnáliseInvention Patent

Application data

Number

PI8304796

Type

Invention Patent

Filing

09/02/1983

Publication

04/09/1985

Progress at the INPI

Under appeal
  1. Filing09/02/83
  2. Publication04/09/85
  3. Examination06/02/87
  4. Refused04/05/94
  5. Grant
  6. In force

The application was refused by the INPI on 04/05/1994. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ishihara Sangyo Kaisha LTD.

JP

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Inventors

H. T. (pessoa física)

N. R. (pessoa física)

S. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

14.7

07/29/1986

RPI 823

Publicação do pedido de patente

#3.1

04/09/1985

RPI 755

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Indeferimento

#9.2

04/05/1994

RPI 1218

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