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Official data from INPI

DETETOR DE FASE

IndeferidaInvention Patent

Application data

Number

PI8306039

Type

Invention Patent

Filing

10/31/1983

Publication

01/17/1984

Progress at the INPI

Under appeal
  1. Filing10/31/83
  2. Publication01/17/84
  3. Examination04/03/84
  4. Refused10/27/87
  5. Grant
  6. In force

The application was refused by the INPI on 10/27/1987. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PARANA TELECOM TELEPAR SA [BR]

Inventors

M. D. (pessoa física)

S. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

10/27/1987

RPI 888

Solicitação de exame técnico

#4.1

04/03/1984

RPI 702

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

Publicação antecipada

#3.2

01/17/1984

RPI 691

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