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Official data from INPI

BOCAL DE LIMPEZA POR JATO DE GÁS, APARELHO E PROCESSO.

Prazo de SigiloInvention Patent
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Application data

Number

PI8904237

Type

Invention Patent

Filing

08/23/1989

Publication

04/10/1990
View on INPI

Progress at the INPI

  1. Filing08/23/89
  2. Publication04/10/90
  3. Examination07/07/92
  4. Allowance04/07/98
  5. Grant11/24/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Australian Wire Industries Pty

AU

Inventors

M. R. (pessoa física)

AU

Technical data

IPC Classification

C23C 2/18

Priority claims

AU

PJ 0032 · 08/24/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/28/1989

RPI 997

Carta-patente expirada

#21.1

Patente extinta em 23/08/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

04/07/1998

RPI 1424

Exigência - art. 36 da LPI

#6.1

08/05/1997

RPI 1392

Exigência - art. 36 da LPI

#6.1

10/01/1996

RPI 1348

Solicitação de exame técnico

#4.1

07/07/1992

RPI 1127

Publicação do pedido de patente

#3.1

04/10/1990

RPI 1013

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