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Official data from INPI

PROCESSO PARA CARACTERIZAÇÃO DA CURA DE REVESTIMENTO POLIMÉRICO DE FIBRAS ÓPTICAS DE VIDRO.

PublicadaInvention Patent

Application data

Number

PI8602763

Type

Invention Patent

Filing

06/06/1986

Publication

02/02/1988

Progress at the INPI

Under appeal
  1. Filing06/06/86
  2. Publication02/02/88
  3. Examination10/02/90
  4. Refused04/27/93
  5. Grant
  6. In force

The application was refused by the INPI on 04/27/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/02/1988. 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

R. E. (pessoa física)

S. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/02/1988

RPI 902

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: G01N 33/44; C03C 25/02.

03/27/2018

RPI 2464

Indeferimento

#9.2

04/27/1993

RPI 1169

Exigência - art. 36 da LPI

#6.1

10/15/1991

RPI 1089

Solicitação de exame técnico

#4.1

10/02/1990

RPI 1035

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