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Official data from INPI

DISPOSITIVO PORTÁTIL PARA VISUALIZAÇÃO DE NEGATIVOS FOTOGRÁFICOS E SIMILARES

PublicadaInvention Patent

Application data

Number

PI8701728

Type

Invention Patent

Filing

03/23/1987

Publication

10/18/1988

Progress at the INPI

Under appeal
  1. Filing03/23/87
  2. Publication10/18/88
  3. Examination10/30/90
  4. Refused03/03/92
  5. Grant
  6. In force

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

Talk to a specialist

Latest action published by the INPI: 10/18/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. O. (pessoa física)

SP, BR

Inventors

O. O. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/18/1988

RPI 939

Pedido de patente depositado

#2.1

07/21/1987

RPI 874

Indeferimento

#9.2

03/03/1992

RPI 1109

Solicitação de exame técnico

#4.1

10/30/1990

RPI 1039

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