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Official data from INPI

BLOCOS FRACIONÁRIOS PEDAGÓGICOS

ArquivadaUtility Model

Application data

Number

MU7700626

Type

Utility Model

Filing

02/18/1997

Publication

11/17/1998

Progress at the INPI

  1. Filing02/18/97
  2. Publication11/17/98
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 02/18/1997 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/04/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. F. (pessoa física)

MG, BR

Inventors

M. F. (pessoa física)

BR

Technical data

IPC Classification

Abstract

Patente de modelo de utilidade: "BLOCOS FRACIONÁRIOS PEDAGÓGICOS", formado apartir de blocos de madeira, plástico ou similar, devidamente confeccionados em seções retangulares ( fig. 1), que são justapostos através de pinos fixos ou móveis ( fig. 3), unidade fracionada ( fig. 4) e partes tomadas ( fig. 5), representando um significativo recurso para superar as dificuldades nas operações com os números racionais absolutos ( frações) de forma concreta na resolução de problemas.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

09/04/2001

RPI 1600

Publicação do pedido de patente

#3.1

11/17/1998

RPI 1454

Pedido de patente depositado

#2.1

05/06/1997

RPI 1379

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