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Official data from INPI

DISPOSITIVO PARA A ACUMULAÇÃO TEMPORÁRIA E ALIMENTAÇÃO DOSADA DOS INGREDIENTES VOLÁTEIS DE COMBUSTÍVEL NO TUBO DE ASPIRAÇÃO DE UM MOTOR DE COMBUSTÃO INTERNA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104815

Type

Invention Patent

Filing

11/05/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/05/91
  2. Publication06/23/92
  3. Examination01/26/93
  4. Allowance12/19/95
  5. Grant09/24/96
  6. Expired06/29/10

The letters patent expired on 06/29/2010: 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: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. F. (pessoa física)

DE

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Inventors

A. S. (pessoa física)

DE

S. Z. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 35 158.0 · 11/06/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 05/11/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

09/24/1996

RPI 1347

Deferimento

#9.1

12/19/1995

RPI 1307

Solicitação de exame técnico

#4.1

01/26/1993

RPI 1156

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/10/1991

RPI 1097

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