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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM MATRIZES SEPARADORAS EMPREGADAS EM SEPARADORES MAGNÉTICOS

Em AnáliseUtility Model

Application data

Number

MU6702777

Type

Utility Model

Filing

12/11/1987

Publication

07/26/1988

Progress at the INPI

Under appeal
  1. Filing12/11/87
  2. Publication07/26/88
  3. Examination09/20/88
  4. Refused02/04/92
  5. Grant
  6. In force

The application was refused by the INPI on 02/04/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Petrocom-Componentes para Petróleo Ltda

SP, BR

Inventors

M. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação antecipada

#3.2

07/26/1988

RPI 927

Pedido de patente depositado

#2.1

03/22/1988

RPI 909

Indeferimento

#9.2

02/04/1992

RPI 1105

14.1

04/02/1991

RPI 1061

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