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Official data from INPI

SISTEMA DE COBERTURA AUTO-PORTANTE

Em AnáliseUtility Model

Application data

Number

MU6702271

Type

Utility Model

Filing

10/09/1987

Publication

05/16/1989

Progress at the INPI

Under appeal
  1. Filing10/09/87
  2. Publication05/16/89
  3. Examination11/21/89
  4. Refused05/21/91
  5. Grant
  6. In force

The application was refused by the INPI on 05/21/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J M Marcondes Mello Engenharia Ltda

RS, BR

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

11/21/1989

RPI 996

Publicação do pedido de patente

#3.1

05/16/1989

RPI 969

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Indeferimento

#9.2

05/21/1991

RPI 1068

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