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Official data from INPI

APARELHO PARA OXIGENAR SANGUE

Em AnáliseInvention Patent

Application data

Number

PI8204013

Type

Invention Patent

Filing

07/09/1982

Publication

07/05/1983

Progress at the INPI

  1. Filing07/09/82
  2. Publication07/05/83
  3. Examination10/25/83
  4. Allowance02/12/85
  5. Grant08/27/85
  6. Terminated05/24/88

The patent was granted on 08/27/1985 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

Bentley Laboratories, Inc.

US

Inventors

L. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

282.283 · 07/10/1981

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

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

05/28/1985

RPI 762

Deferimento

#9.1

02/12/1985

RPI 747

Exigência - art. 36 da LPI

#6.1

09/25/1984

RPI 727

Solicitação de exame técnico

#4.1

10/25/1983

RPI 679

Publicação do pedido de patente

#3.1

07/05/1983

RPI 663

Pedido de patente depositado

#2.1

08/24/1982

RPI 618

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era A61M 1/03.

03/27/2018

RPI 2464

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