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Official data from INPI

DISPOSITIVO PARA TRATAMENTO DE SANGUE OU LIQUIDOS SEMELHANTES PERECIVEIS

Em AnáliseInvention Patent

Application data

Number

PI7701068

Type

Invention Patent

Filing

02/26/1976

Publication

-

Progress at the INPI

  1. Filing02/26/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant07/27/82
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 09/13/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GAMBRO AG

Inventors

A. R. (pessoa física)

R. G. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

09/13/1983

RPI 673

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

01/12/1982

RPI 586

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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