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Official data from INPI

VÁLVULAS CONECTADAS PARA MOTORES A EXPLOSÃO

ArquivadaUtility Model
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Application data

Number

MU7702270

Type

Utility Model

Filing

10/09/1997

Publication

06/01/1999
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Progress at the INPI

  1. Filing10/09/97
  2. Publication06/01/99
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 10/09/1997 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/29/2005. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. L. (pessoa física)

SP, BR

Inventors

E. L. (pessoa física)

BR

Technical data

IPC Classification

F01L 1/00

Abstract

''Válvulas Conectadas para Motores a Explosão'', trata-se de um conjunto de válvulas que compões no cabeçote do motor, da qual a válvula mestra tem sua parte achatada dentro do pistão, tendo na parte de cima, uma cabeça maior que as outras válvulas, da qual tem sua parte achatada dentro da câmara de combustão.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento definitivo - Art. 33 da LPI

#11.1.1

03/29/2005

RPI 1786

Arquivamento - Art. 33 da LPI

#11.1

03/11/2003

RPI 1679

Publicação do pedido de patente

#3.1

06/01/1999

RPI 1482

Pedido de patente depositado

#2.1

03/31/1998

RPI 1423

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