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Official data from INPI

VÁLVULA CARDÍACA ARTIFICIAL

Arquivada/ExtintaInvention PatentPCT · FR1988000558

Application data

Number

PI8807797

Type

Invention Patent

Filing

11/14/1988

Publication

08/07/1990

PCT

FR1988000558

Progress at the INPI

  1. Filing11/14/88
  2. Publication08/07/90
  3. Examination09/10/91
  4. Allowance02/16/94
  5. Grant11/29/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E.R.A.C.C. Etudes, Recherches Et Applications En Chirurgie Cardiaque

FR

Inventors

J. C. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8715728 · 11/13/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/11/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/29/1994

RPI 1252

Notificação para pagamento de retribuição

#13.1

05/31/1994

RPI 1226

Deferimento

#9.1

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

09/10/1991

RPI 1084

Notificação de entrada na fase nacional - PCT

#1.3

08/07/1990

RPI 1027

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