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Official data from INPI

PROCESSO PARA PREPARAR UM COMPOSTO HERBICIDA, COMPOSIÇÃO CONTENDO UM ADJUVANTE ACEITÁVEL AGRARIAMENTE E MÉTODO PARA CONTROLAR VEGETAÇÃO INDESEJADA

Em AnáliseInvention PatentPCT · US1989001547

Application data

Number

PI8906918

Type

Invention Patent

Filing

04/13/1989

Publication

11/13/1990

PCT

US1989001547

Progress at the INPI

  1. Filing04/13/89
  2. Publication11/13/90
  3. Examination01/28/92
  4. Allowance
  5. Grant
  6. In force

Published on 11/13/1990, 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: 09/17/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

C. C. (pessoa física)

N. P. (pessoa física)

W. K. (pessoa física)

Technical data

IPC Classification

Priority claims

US

183,570 · 04/19/1988

US

183,571 · 04/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/17/1996

RPI 1346

Solicitação de exame técnico

#4.1

01/28/1992

RPI 1104

Notificação de entrada na fase nacional - PCT

#1.3

11/13/1990

RPI 1041

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