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Official data from INPI

FUSÍVEL PARA CIRCUITO DE FORÇA DE CORRENTE ALTERNADA

Em AnáliseInvention Patent

Application data

Number

PI8603415

Type

Invention Patent

Filing

07/18/1986

Publication

03/04/1987

Progress at the INPI

  1. Filing07/18/86
  2. Publication03/04/87
  3. Examination05/19/87
  4. Allowance12/10/91
  5. Grant08/25/92
  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: 05/19/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Schneider Limited

GB

Y.S. Securities Limited

GB

Inventors

M. O. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8518381 · 07/20/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/19/1987

RPI 865

Publicação do pedido de patente

#3.1

03/04/1987

RPI 854

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Carta-patente expirada

#21.1

Patente extinta em 18/07/2001

07/22/2008

RPI 1959

Alteração de nome deferida

#25.4

06/03/1997

RPI 1383

Concessão da patente

#16.1

08/25/1992

RPI 1134

Deferimento

#9.1

12/10/1991

RPI 1097

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