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Official data from INPI

ARTICULAÇÃO COM INSERTOS DE AUTO-CENTRALIZAÇÃO DOS ELEMENTOS DE ACOPLAMENTO DE PEÇAS PRÉ-MOLDADAS DE CONCRETO ARMADO E PROTENDIDO

Prazo de SigiloInvention Patent

Application data

Number

PI8803025

Type

Invention Patent

Filing

06/16/1988

Publication

02/01/1990

Progress at the INPI

Under appeal
  1. Filing06/16/88
  2. Publication02/01/90
  3. Examination10/23/90
  4. Refused03/17/92
  5. Grant
  6. In force

The application was refused by the INPI on 03/17/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lix Industrial e Comercial de Mmateriais de construção Ltda

SP, BR

Inventors

L. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/16/1988

RPI 943

Indeferimento

#9.2

03/17/1992

RPI 1111

Solicitação de exame técnico

#4.1

10/23/1990

RPI 1038

Publicação do pedido de patente

#3.1

02/01/1990

RPI 1004

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