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Official data from INPI

CABOS ELÉTRICOS

Em AnáliseInvention Patent

Application data

Number

PI8603745

Type

Invention Patent

Filing

08/06/1986

Publication

03/10/1987

Progress at the INPI

  1. Filing08/06/86
  2. Publication03/10/87
  3. Examination03/28/89
  4. Allowance06/20/95
  5. Grant11/28/95
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pirelli General plc

GB

See this company's full portfolio

Inventors

E. B. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8519967 · 08/08/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/28/1989

RPI 962

Publicação do pedido de patente

#3.1

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Carta-patente expirada

#21.1

Patente extinta em 06/08/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

11/28/1995

RPI 1304

Deferimento

#9.1

06/20/1995

RPI 1281

Exigência - art. 36 da LPI

#6.1

07/20/1993

RPI 1181

14.2

11/26/1991

RPI 1095

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