(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

UNIDADE DE TARIFAÇÃO EM ESTAÇÃO

Prazo de SigiloInvention Patent

Application data

Number

PI8704195

Type

Invention Patent

Filing

08/12/1987

Publication

03/15/1988

Progress at the INPI

Under appeal
  1. Filing08/12/87
  2. Publication03/15/88
  3. Examination10/09/90
  4. Refused08/18/92
  5. Grant
  6. In force

The application was refused by the INPI on 08/18/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A - TELEBRÁS

DF, BR

See this company's full portfolio

Inventors

A. G. (pessoa física)

BR

J. R. (pessoa física)

BR

J. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/19/1988

RPI 913

Publicação antecipada

#3.2

03/15/1988

RPI 908

Indeferimento

#9.2

08/18/1992

RPI 1133

Republicação - classificação IPC

#15.11

08/11/1992

RPI 1132

Solicitação de exame técnico

#4.1

10/09/1990

RPI 1036

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.