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Official data from INPI

DISPOSITIVO INDICADOR DE NÍVEL DE CARBURANTE.

PublicadaInvention Patent

Application data

Number

PI8703503

Type

Invention Patent

Filing

06/19/1987

Publication

03/22/1988

Progress at the INPI

  1. Filing06/19/87
  2. Publication03/22/88
  3. Examination01/08/91
  4. Allowance04/06/93
  5. Grant11/30/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Veglia Borletti S.r.l

IT

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Inventors

R. B. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

53557-B/86 · 06/20/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/22/1988

RPI 909

Pedido de patente depositado

#2.1

10/06/1987

RPI 885

Carta-patente expirada

#21.1

Patente extinta em 19/06/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

11/30/1993

RPI 1200

Notificação para pagamento de retribuição

#13.1

07/27/1993

RPI 1182

Deferimento

#9.1

04/06/1993

RPI 1166

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

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