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Official data from INPI

SISTEMA EQUALIZADOR DE PRESSÃO PARA TANQUE DE COMBUSTÍVEL.

Em AnáliseInvention Patent

Application data

Number

PI8600834

Type

Invention Patent

Filing

02/27/1986

Publication

09/08/1987

Progress at the INPI

Under appeal
  1. Filing02/27/86
  2. Publication09/08/87
  3. Examination11/10/87
  4. Refused01/16/90
  5. Grant
  6. In force

The application was refused by the INPI on 01/16/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/15/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. O. (pessoa física)

Inventors

A. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

03/15/1988

RPI 908

Solicitação de exame técnico

#4.1

11/10/1987

RPI 890

Publicação do pedido de patente

#3.1

09/08/1987

RPI 881

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Republicação - classificação IPC

#15.11

12/24/1991

RPI 1099

Indeferimento

#9.2

01/16/1990

RPI 1002

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