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Official data from INPI

MÁQUINA DIGITAL PARA APRENDIZADO DAS TÉCNICAS DE USO DE TECLADOS

Em AnáliseInvention Patent

Application data

Number

PI8602437

Type

Invention Patent

Filing

05/21/1986

Publication

12/29/1987

Progress at the INPI

Under appeal
  1. Filing05/21/86
  2. Publication12/29/87
  3. Examination07/25/89
  4. Refused12/24/91
  5. Grant
  6. In force

The application was refused by the INPI on 12/24/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Type Systems Empresa de Computação Ltda

SP, BR

Inventors

O. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/25/1989

RPI 979

Publicação do pedido de patente

#3.1

12/29/1987

RPI 897

Pedido de patente depositado

#2.1

11/18/1986

RPI 839

Republicação - classificação IPC

#15.11

10/06/1992

RPI 1140

Indeferimento

#9.2

12/24/1991

RPI 1099

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