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Official data from INPI

CABO ELÉTRICO APERFEIÇOADO

Em ExigênciaInvention Patent

Application data

Number

PI8200149

Type

Invention Patent

Filing

01/13/1982

Publication

11/03/1982

Progress at the INPI

  1. Filing01/13/82
  2. Publication11/03/82
  3. Examination10/09/84
  4. Allowance05/22/90
  5. Grant10/30/90
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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

Pirelli Cavi SpA

IT

Societa Cavi Pirelli S.p.A

IT

See this company's full portfolio

Inventors

E. O. (pessoa física)

IT

G. L. (pessoa física)

IT

P. M. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19115 A/81 · 01/14/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/03/1989

RPI 989

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

10/09/1984

RPI 729

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

Carta-patente expirada

#21.1

Patente extinta em 13/01/97

07/01/2008

RPI 1956

20.4

08/11/1992

RPI 1132

Concessão da patente

#16.1

10/30/1990

RPI 1039

Deferimento

#9.1

05/22/1990

RPI 1019

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