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Official data from INPI

APARELHO PARA SEPARAR GÁS A PARTIR DE UMA SUSPENSÃO DE FIBRAS

Em AnáliseInvention Patent

Application data

Number

PI8507212

Type

Invention Patent

Filing

06/18/1985

Publication

08/04/1987

Progress at the INPI

  1. Filing06/18/85
  2. Publication08/04/87
  3. Examination02/23/88
  4. Allowance12/04/90
  5. Grant08/27/91
  6. Terminated09/19/95

The patent was granted on 08/27/1991 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. A. (pessoa física)

SE

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Inventors

R. F. (pessoa física)

FI

T. N. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

842.863 · 07/17/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

02/23/1988

RPI 905

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1987

RPI 876

Anuidade - prazo legal encerrado

#18.2

09/19/1995

RPI 1294

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

03/19/1991

RPI 1059

Deferimento

#9.1

12/04/1990

RPI 1044

Exigência - art. 36 da LPI

#6.1

03/13/1990

RPI 1009

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