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Official data from INPI

APERFEICOAMENTOS NA OBTENCAO DE PROTESES VALVARES CARDIACAS TIPO DISCO

Em AnáliseInvention Patent

Application data

Number

PI7907574

Type

Invention Patent

Filing

11/19/1979

Publication

-

Progress at the INPI

  1. Filing11/19/79
  2. Publication
  3. Examination09/21/82
  4. Allowance06/19/84
  5. Grant03/26/85
  6. Terminated09/13/88

The patent was granted on 03/26/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. O. (pessoa física)

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Inventors

G. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/13/1988

RPI 934

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/19/1984

RPI 713

8.1

12/20/1983

RPI 687

Exigência - art. 36 da LPI

#6.1

06/07/1983

RPI 659

Solicitação de exame técnico

#4.1

09/21/1982

RPI 622

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