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Official data from INPI

PROCESSO DE LIQUEFACAO DE UM GAS E LIQUIDIFICADOR PARA EXECUCAO DO PROCESSO

ConcedidaInvention Patent

Application data

Number

PI8501364

Type

Invention Patent

Filing

03/29/1984

Publication

11/19/1985

Progress at the INPI

  1. Filing03/29/84
  2. Publication11/19/85
  3. Examination06/16/87
  4. Allowance04/12/88
  5. Grant10/25/88
  6. Terminated03/10/92

The patent was granted on 10/25/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PHILIPS NV [NL]

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Inventors

H. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

06/16/1987

RPI 869

Publicação do pedido de patente

#3.1

11/19/1985

RPI 787

Pedido de patente depositado

#2.1

06/18/1985

RPI 765

Anuidade - prazo legal encerrado

#18.2

03/10/1992

RPI 1110

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