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Official data from INPI

CABO ELÉTRICO A ÓLEO FLUÍDO APERFEIÇOADO E MÉTODO PARA A PRODUÇÃO DO MESMO.

Em ExigênciaInvention Patent

Application data

Number

PI8500149

Type

Invention Patent

Filing

01/14/1985

Publication

08/20/1985

Progress at the INPI

  1. Filing01/14/85
  2. Publication08/20/85
  3. Examination06/16/87
  4. Allowance09/04/90
  5. Grant02/13/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Societa Cavi Pirelli S.p.A., industrial e comercial

IT

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Inventors

P. P. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19 182 A/84 · 01/17/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/03/1989

RPI 989

Solicitação de exame técnico

#4.1

06/16/1987

RPI 869

Publicação do pedido de patente

#3.1

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

04/16/1985

RPI 756

Carta-patente expirada

#21.1

Patente extinta em 14/01/2000

07/15/2008

RPI 1958

20.4

11/10/1992

RPI 1145

Concessão da patente

#16.1

02/13/1991

RPI 1054

Deferimento

#9.1

09/04/1990

RPI 1031

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