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Official data from INPI

CABO DE FIBRAS ÓTICAS

PublicadaInvention Patent

Application data

Number

PI8803335

Type

Invention Patent

Filing

06/30/1988

Publication

01/17/1989

Progress at the INPI

  1. Filing06/30/88
  2. Publication01/17/89
  3. Examination02/19/91
  4. Allowance11/03/93
  5. Grant05/31/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 01/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli Cavi SpA

IT

See this company's full portfolio

Inventors

A. P. (pessoa física)

IT

P. C. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

21105 A/87 · 06/30/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/17/1989

RPI 952

Pedido de patente depositado

#2.1

12/06/1988

RPI 946

Carta-patente expirada

#21.1

Patente extinta em 30/06/2003

09/02/2008

RPI 1965

201

01/09/1996

RPI 1310

Pedido de licença voluntária

#17.1

07/04/1995

RPI 1283

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

11/03/1993

RPI 1196

14.4

03/16/1993

RPI 1163

Solicitação de exame técnico

#4.1

02/19/1991

RPI 1055

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