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Official data from INPI

ENTRETENIMENTO EDUCATIVO E MNEMÔNICO, ASSOCIADO A OPERAÇÕES MATEMÁTICAS

IndeferidaInvention Patent

Application data

Number

PI8906371

Type

Invention Patent

Filing

12/06/1989

Publication

06/11/1991

Progress at the INPI

Under appeal
  1. Filing12/06/89
  2. Publication06/11/91
  3. Examination07/13/93
  4. Refused04/18/95
  5. Grant
  6. In force

The application was refused by the INPI on 04/18/1995. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/18/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brescovici & Cia Ltda.

SC, BR

Inventors

L. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/18/1995

RPI 1272

Solicitação de exame técnico

#4.1

07/13/1993

RPI 1180

Publicação do pedido de patente

#3.1

06/11/1991

RPI 1071

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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