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Official data from INPI

APERFEIÇOAMENTO EM UNIDADE CONVERSORA DE SINALIZAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8600064

Type

Invention Patent

Filing

01/09/1986

Publication

07/08/1986

Progress at the INPI

Under appeal
  1. Filing01/09/86
  2. Publication07/08/86
  3. Examination09/23/86
  4. Refused07/30/91
  5. Grant
  6. In force

The application was refused by the INPI on 07/30/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Autel S/A Telecomunicações

SP, BR

Inventors

L. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/23/1986

RPI 831

Republicação - classificação IPC

#15.11

09/02/1986

RPI 828

Publicação antecipada

#3.2

07/08/1986

RPI 820

Pedido de patente depositado

#2.1

04/15/1986

RPI 808

Indeferimento

#9.2

07/30/1991

RPI 1078

Conhecimento de parecer técnico

#7.1

12/04/1990

RPI 1044

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