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Official data from INPI

MÉTODO DE RECUPERAÇÃO DE CONDENSADOS DE UM MISTURA GASOSA DE HIDROCARBONETOS

Em AnáliseInvention Patent

Application data

Number

PI8203667

Type

Invention Patent

Filing

06/18/1982

Publication

06/21/1983

Progress at the INPI

  1. Filing06/18/82
  2. Publication06/21/83
  3. Examination01/03/84
  4. Allowance07/09/85
  5. Grant03/25/86
  6. Terminated05/24/88

The patent was granted on 03/25/1986 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Snamprogetti S.p.A.

IT

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Inventors

B. F. (pessoa física)

IT

C. F. (pessoa física)

IT

G. B. (pessoa física)

IT

G. M. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

22781 A/81 · 07/07/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

11/12/1985

RPI 786

Deferimento

#9.1

07/09/1985

RPI 768

Solicitação de exame técnico

#4.1

01/03/1984

RPI 689

Publicação do pedido de patente

#3.1

06/21/1983

RPI 661

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

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