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Official data from INPI

PROCESSO E EQUIPAMENTO PARA CONCENTRAÇÃO MAGNÉTICA DE MATERIAIS SÓLIDOS.

Em AnáliseInvention Patent

Application data

Number

PI8402919

Type

Invention Patent

Filing

06/15/1984

Publication

01/21/1986

Progress at the INPI

Under appeal
  1. Filing06/15/84
  2. Publication01/21/86
  3. Examination07/15/86
  4. Refused04/24/90
  5. Grant
  6. In force

The application was refused by the INPI on 04/24/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. M. (pessoa física)

SP, BR

Inventors

B. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

08/15/1989

RPI 982

Solicitação de exame técnico

#4.1

07/15/1986

RPI 821

Publicação do pedido de patente

#3.1

01/21/1986

RPI 796

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

Indeferimento

#9.2

04/24/1990

RPI 1015

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