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Official data from INPI

APARELHO E MÉTODO PARA A MEDIÇÃO DO TEOR DE GÁS EM METAL LÍQUIDO E SONDA USADA NO MESMO

Arquivada/ExtintaInvention PatentPCT · EP1988000206

Application data

Number

PI8806242

Type

Invention Patent

Filing

03/16/1988

Publication

10/31/1989

PCT

EP1988000206

Progress at the INPI

  1. Filing03/16/88
  2. Publication10/31/89
  3. Examination04/10/90
  4. Allowance04/22/98
  5. Grant11/24/98
  6. Expired12/11/12

The letters patent expired on 12/11/2012: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Electro-Nite International N.V

BE

Heraeus Electro-Nite International N.V.

BE

Inventors

J. P. (pessoa física)

BE

R. M. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

BE

08700279 · 03/18/1987

BE

08800152 · 02/10/1988

BE

08800154 · 02/10/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/31/1989

RPI 993

Carta-patente expirada

#21.1

Patente extinta em 24/11/2008

12/11/2012

RPI 2188

Alteração de sede deferida

#25.7

Alterada a sede conforme solicitado na petição nº 006149/SP de 26/02/1999.

10/19/1999

RPI 1502

Alteração de nome deferida

#25.4

Alterado de: Electro-Nite International N.V.

09/21/1999

RPI 1498

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

04/22/1998

RPI 1426

Solicitação de exame técnico

#4.1

04/10/1990

RPI 1013

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