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Official data from INPI

FIBRA ÓPTICA PARA UM AMPLIFICADOR ÓPTICO.

Prazo de SigiloInvention Patent

Application data

Number

PI8903019

Type

Invention Patent

Filing

06/09/1989

Publication

02/06/1990

Progress at the INPI

  1. Filing06/09/89
  2. Publication02/06/90
  3. Examination11/20/90
  4. Allowance
  5. Grant
  6. In force

Published on 02/06/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli General plc

GB

See this company's full portfolio

Inventors

R. L. (pessoa física)

GB

S. P. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8813769 · 06/10/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/01/1989

RPI 980

101

09/26/1995

RPI 1295

Recurso

#12.1

01/03/1995

RPI 1257

Deferimento

#9.1

09/06/1994

RPI 1240

Exigência - art. 36 da LPI

#6.1

03/15/1994

RPI 1215

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Publicação do pedido de patente

#3.1

02/06/1990

RPI 1005

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