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Official data from INPI

KIT DE ADAPTAÇÃO PARA USINAS GRAVIMÉTRICAS DE RECICLAGEM DE ASFALTO

Em AnáliseInvention Patent

Application data

Number

PI9000246

Type

Invention Patent

Filing

01/18/1990

Publication

12/11/1990

Progress at the INPI

  1. Filing01/18/90
  2. Publication12/11/90
  3. Examination03/19/91
  4. Allowance
  5. Grant
  6. In force

Published on 12/11/1990, 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: 09/23/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wirtgen Brasil Comércio e Representações Ltda

SP, BR

Inventors

A. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/23/1997

RPI 1399

Solicitação de exame técnico

#4.1

03/19/1991

RPI 1059

Publicação antecipada

#3.2

12/11/1990

RPI 1045

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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