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Official data from INPI

CIRCUITO DE CONTROLE PARA INTERRUPTOR DIFERENCIAL

Em AnáliseInvention Patent

Application data

Number

PI8305560

Type

Invention Patent

Filing

10/07/1983

Publication

05/15/1984

Progress at the INPI

  1. Filing10/07/83
  2. Publication05/15/84
  3. Examination11/05/85
  4. Allowance08/08/89
  5. Grant03/20/90
  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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bassani Ticino S.p.A.

IT

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Inventors

B. R. (pessoa física)

IT

T. V. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

23670 A/82 · 10/08/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

Exigência - art. 36 da LPI

#6.1

01/31/1989

RPI 954

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

Publicação do pedido de patente

#3.1

05/15/1984

RPI 708

Pedido de patente depositado

#2.1

12/20/1983

RPI 687

Carta-patente expirada

#21.1

Patente extinta em 07/10/98

07/01/2008

RPI 1956

Concessão da patente

#16.1

03/20/1990

RPI 1010

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