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Official data from INPI

GUIAS DE LUZ PARA SENSORES OPTOELETRONICOS DE AUTOMACAO

Em AnáliseInvention Patent

Application data

Number

PI8501843

Type

Invention Patent

Filing

04/18/1985

Publication

11/25/1986

Progress at the INPI

Under appeal
  1. Filing04/18/85
  2. Publication11/25/86
  3. Examination01/13/87
  4. Refused03/13/90
  5. Grant
  6. In force

The application was refused by the INPI on 03/13/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PEXTRON IND ELETRONICA LTDA [BR]

Inventors

F. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

06/28/1988

RPI 923

Solicitação de exame técnico

#4.1

01/13/1987

RPI 847

Publicação do pedido de patente

#3.1

11/25/1986

RPI 840

Pedido de patente depositado

#2.1

07/02/1985

RPI 767

Indeferimento

#9.2

03/13/1990

RPI 1009

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