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Official data from INPI

CAIXAS PARA INSTALAÇÕES DE DISTRIBUIÇÃO DE ENERGIA DE CABOS CHATOS E INSTALAÇÕES INCORPORANDO DITAS CAIXAS

DeferidaInvention Patent

Application data

Number

PI8500841

Type

Invention Patent

Filing

02/22/1985

Publication

10/15/1985

Progress at the INPI

  1. Filing02/22/85
  2. Publication10/15/85
  3. Examination07/21/87
  4. Allowance10/31/89
  5. Grant04/24/90
  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: 10/31/1989. 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

G. M. (pessoa física)

IT

M. G. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19.843 A/84 · 02/29/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

10/31/1989

RPI 993

Solicitação de exame técnico

#4.1

07/21/1987

RPI 874

Publicação do pedido de patente

#3.1

10/15/1985

RPI 782

Pedido de patente depositado

#2.1

05/14/1985

RPI 760

Carta-patente expirada

#21.1

Patente extinta em 22/02/2000

07/15/2008

RPI 1958

20.4

09/01/1992

RPI 1135

Concessão da patente

#16.1

04/24/1990

RPI 1015

Notificação para pagamento de retribuição

#13.1

03/06/1990

RPI 1008

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