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Official data from INPI

POLIA AUTO-VENTILADA PAERA FREIO DE SAPATA

Em AnáliseInvention Patent

Application data

Number

PI8502252

Type

Invention Patent

Filing

05/13/1985

Publication

12/23/1986

Progress at the INPI

Under appeal
  1. Filing05/13/85
  2. Publication12/23/86
  3. Examination02/17/88
  4. Refused06/19/90
  5. Grant
  6. In force

The application was refused by the INPI on 06/19/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Companhia Siderurgica Paulista - COSIPA

SP, BR

Companhia Siderúrgica Paulista - COSIPA

SP, BR

See this company's full portfolio

Inventors

J. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/17/1988

RPI 904

Publicação do pedido de patente

#3.1

12/23/1986

RPI 844

Pedido de patente depositado

#2.1

07/16/1985

RPI 769

Indeferimento

#9.2

06/19/1990

RPI 1023

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