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Official data from INPI

DISPOSITIVO PARA PROTEÇÃO DE EMENDA EM FIBRAS ÓPTICAS.

Em AnáliseInvention Patent

Application data

Number

PI8401595

Type

Invention Patent

Filing

04/03/1984

Publication

11/12/1985

Progress at the INPI

  1. Filing04/03/84
  2. Publication11/12/85
  3. Examination12/08/87
  4. Refused09/12/89
  5. Grant
  6. In force

The application was refused on 09/12/1989 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Telecomunicações Brasileiras S/A - Telebrás

SP, BR

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Inventors

F. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

09/12/1989

RPI 986

Petição de recurso

#12.2

02/08/1989

RPI 955

Republicação - classificação IPC

#15.11

01/10/1989

RPI 951

Indeferimento

#9.2

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação do pedido de patente

#3.1

11/12/1985

RPI 786

Pedido de patente depositado

#2.1

06/19/1984

RPI 713

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