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Official data from INPI

DISPOSITIVO AUTOMÁTICO PARA FECHAMENTO DE PORTAS

Em AnáliseInvention Patent

Application data

Number

PI8905702

Type

Invention Patent

Filing

11/01/1989

Publication

05/07/1991

Progress at the INPI

  1. Filing11/01/89
  2. Publication05/07/91
  3. Examination07/20/93
  4. Allowance
  5. Grant
  6. In force

Published on 05/07/1991, 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: 07/04/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fama Ferragens S/A

SP, BR

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Inventors

W. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

07/04/1995

RPI 1283

Solicitação de exame técnico

#4.1

07/20/1993

RPI 1181

Publicação do pedido de patente

#3.1

05/07/1991

RPI 1066

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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