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Official data from INPI

APERFEIÇOAMENTO EM NÚCLEO PARA CABOS PARÁ-RAIOS-ÓPTICOS OU PARA CABOS DE FIBRAS ÓPTICAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001647

Type

Invention Patent

Filing

03/23/1990

Publication

05/07/1991

Progress at the INPI

  1. Filing03/23/90
  2. Publication05/07/91
  3. Examination04/06/93
  4. Allowance06/23/98
  5. Grant11/24/98
  6. Expired01/08/13

The letters patent expired on 01/08/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Cavi S.p.A

IT

Societá Cavi Pirelli SpA

IT

See this company's full portfolio

Inventors

F. G. (pessoa física)

IT

U. V. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19900 A/89 · 03/24/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 23/03/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

06/23/1998

RPI 1435

Exigência - art. 36 da LPI

#6.1

12/24/1996

RPI 1360

Exigência - art. 36 da LPI

#6.1

04/02/1996

RPI 1322

14.4

06/08/1993

RPI 1175

Solicitação de exame técnico

#4.1

04/06/1993

RPI 1166

Publicação do pedido de patente

#3.1

05/07/1991

RPI 1066

Pedido de patente depositado

#2.1

07/31/1990

RPI 1026

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