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Official data from INPI

Coluna de células turbilhonantes.

ConcedidaInvention Patent

Application data

Number

PI8301369

Type

Invention Patent

Filing

03/18/1983

Publication

11/29/1983

Progress at the INPI

  1. Filing03/18/83
  2. Publication11/29/83
  3. Examination04/01/86
  4. Allowance03/01/88
  5. Grant09/27/88
  6. Terminated10/02/90

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

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Inventors

L. H. (pessoa física)

S. G. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 3210117.1 · 03/19/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Exigência - art. 36 da LPI

#6.1

04/14/1987

RPI 860

Solicitação de exame técnico

#4.1

04/01/1986

RPI 806

14.1

01/22/1985

RPI 744

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

05/03/1983

RPI 654

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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