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Official data from INPI

SISTEMA PARA FORNECIMENTO DE NUMEROS ALEATORIOS POR TELEFONE

IndeferidaInvention Patent

Application data

Number

PI8404142

Type

Invention Patent

Filing

08/20/1984

Publication

03/25/1986

Progress at the INPI

Under appeal
  1. Filing08/20/84
  2. Publication03/25/86
  3. Examination03/04/87
  4. Refused06/13/89
  5. Grant
  6. In force

The application was refused by the INPI on 06/13/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. M. (pessoa física)

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/13/1989

RPI 973

Retificação

#15.6

03/15/1988

RPI 908

Retificação

#15.3

09/01/1987

RPI 880

Solicitação de exame técnico

#4.1

03/04/1987

RPI 854

Publicação do pedido de patente

#3.1

03/25/1986

RPI 805

Pedido de patente depositado

#2.1

10/23/1984

RPI 731

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