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Official data from INPI

VÁLVULA INTERRUPTORA DE PASSAGEM/VAZAMENTO DE COMBUSTÍVEL PELO RESPIRO DO TANQUE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002012

Type

Invention Patent

Filing

04/30/1990

Publication

10/30/1990

Progress at the INPI

  1. Filing04/30/90
  2. Publication10/30/90
  3. Examination01/08/91
  4. Allowance07/07/92
  5. Grant05/25/93
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gaivota Indústria de Plásticos Ltda

SP, BR

Inventors

G. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 30/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

12/01/1992

RPI 1148

Deferimento

#9.1

07/07/1992

RPI 1127

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação antecipada

#3.2

10/30/1990

RPI 1039

Pedido de patente depositado

#2.1

09/11/1990

RPI 1032

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